187517538

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 474969600

約数和(自身を除く): 287452062

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 61, 78, 87, 117, 122, 151, 174, 183, 234, 261, 302, 351, 366, 377, 453, 522, 549, 702, 754, 783, 793, 906, 1098, 1131, 1359, 1566, 1586, 1647, 1769, 1963, 2262, 2379, 2718, 3294, 3393, 3538, 3926, 4077, 4379, 4758, 5307, 5889, 6786, 7137, 8154, 8758, 9211, 10179, 10614, 11778, 13137, 14274, 15921, 17667, 18422, 20358, 21411, 22997, 26274, 27633, 31842, 35334, 39411, 42822, 45994, 47763, 53001, 55266, 56927, 68991, 78822, 82899, 95526, 106002, 113854, 118233, 119743, 137982, 165798, 170781, 206973, 236466, 239486, 248697, 267119, 341562, 359229, 413946, 497394, 512343, 534238, 620919, 718458, 801357, 1024686, 1077687, 1241838, 1537029, 1602714, 2155374, 2404071, 3074058, 3233061, 3472547, 4808142, 6466122, 6945094, 7212213, 10417641, 14424426, 20835282, 31252923, 62505846, 93758769, 187517538]

約数ペア:

[(1, 187517538), (2, 93758769), (3, 62505846), (6, 31252923), (9, 20835282), (13, 14424426), (18, 10417641), (26, 7212213), (27, 6945094), (29, 6466122), (39, 4808142), (54, 3472547), (58, 3233061), (61, 3074058), (78, 2404071), (87, 2155374), (117, 1602714), (122, 1537029), (151, 1241838), (174, 1077687), (183, 1024686), (234, 801357), (261, 718458), (302, 620919), (351, 534238), (366, 512343), (377, 497394), (453, 413946), (522, 359229), (549, 341562), (702, 267119), (754, 248697), (783, 239486), (793, 236466), (906, 206973), (1098, 170781), (1131, 165798), (1359, 137982), (1566, 119743), (1586, 118233), (1647, 113854), (1769, 106002), (1963, 95526), (2262, 82899), (2379, 78822), (2718, 68991), (3294, 56927), (3393, 55266), (3538, 53001), (3926, 47763), (4077, 45994), (4379, 42822), (4758, 39411), (5307, 35334), (5889, 31842), (6786, 27633), (7137, 26274), (8154, 22997), (8758, 21411), (9211, 20358), (10179, 18422), (10614, 17667), (11778, 15921), (13137, 14274)]