31328388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 99555456

約数和(自身を除く): 68227068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 73, 78, 84, 91, 117, 126, 131, 146, 156, 182, 219, 234, 252, 262, 273, 292, 364, 393, 438, 468, 511, 524, 546, 657, 786, 819, 876, 917, 949, 1022, 1092, 1179, 1314, 1533, 1572, 1638, 1703, 1834, 1898, 2044, 2358, 2628, 2751, 2847, 3066, 3276, 3406, 3668, 3796, 4599, 4716, 5109, 5502, 5694, 6132, 6643, 6812, 8253, 8541, 9198, 9563, 10218, 11004, 11388, 11921, 13286, 15327, 16506, 17082, 18396, 19126, 19929, 20436, 23842, 26572, 28689, 30654, 33012, 34164, 35763, 38252, 39858, 47684, 57378, 59787, 61308, 66941, 71526, 79716, 86067, 107289, 114756, 119574, 124319, 133882, 143052, 172134, 200823, 214578, 239148, 248638, 267764, 344268, 372957, 401646, 429156, 497276, 602469, 745914, 803292, 870233, 1118871, 1204938, 1491828, 1740466, 2237742, 2409876, 2610699, 3480932, 4475484, 5221398, 7832097, 10442796, 15664194, 31328388]

約数ペア:

[(1, 31328388), (2, 15664194), (3, 10442796), (4, 7832097), (6, 5221398), (7, 4475484), (9, 3480932), (12, 2610699), (13, 2409876), (14, 2237742), (18, 1740466), (21, 1491828), (26, 1204938), (28, 1118871), (36, 870233), (39, 803292), (42, 745914), (52, 602469), (63, 497276), (73, 429156), (78, 401646), (84, 372957), (91, 344268), (117, 267764), (126, 248638), (131, 239148), (146, 214578), (156, 200823), (182, 172134), (219, 143052), (234, 133882), (252, 124319), (262, 119574), (273, 114756), (292, 107289), (364, 86067), (393, 79716), (438, 71526), (468, 66941), (511, 61308), (524, 59787), (546, 57378), (657, 47684), (786, 39858), (819, 38252), (876, 35763), (917, 34164), (949, 33012), (1022, 30654), (1092, 28689), (1179, 26572), (1314, 23842), (1533, 20436), (1572, 19929), (1638, 19126), (1703, 18396), (1834, 17082), (1898, 16506), (2044, 15327), (2358, 13286), (2628, 11921), (2751, 11388), (2847, 11004), (3066, 10218), (3276, 9563), (3406, 9198), (3668, 8541), (3796, 8253), (4599, 6812), (4716, 6643), (5109, 6132), (5502, 5694)]