7939386

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 96

約数和(自身を含む): 21909888

約数和(自身を除く): 13970502

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 37, 39, 42, 63, 74, 78, 91, 111, 117, 126, 131, 182, 222, 234, 259, 262, 273, 333, 393, 481, 518, 546, 666, 777, 786, 819, 917, 962, 1179, 1443, 1554, 1638, 1703, 1834, 2331, 2358, 2751, 2886, 3367, 3406, 4329, 4662, 4847, 5109, 5502, 6734, 8253, 8658, 9694, 10101, 10218, 11921, 14541, 15327, 16506, 20202, 23842, 29082, 30303, 30654, 33929, 35763, 43623, 60606, 63011, 67858, 71526, 87246, 101787, 107289, 126022, 189033, 203574, 214578, 305361, 378066, 441077, 567099, 610722, 882154, 1134198, 1323231, 2646462, 3969693, 7939386]

約数ペア:

[(1, 7939386), (2, 3969693), (3, 2646462), (6, 1323231), (7, 1134198), (9, 882154), (13, 610722), (14, 567099), (18, 441077), (21, 378066), (26, 305361), (37, 214578), (39, 203574), (42, 189033), (63, 126022), (74, 107289), (78, 101787), (91, 87246), (111, 71526), (117, 67858), (126, 63011), (131, 60606), (182, 43623), (222, 35763), (234, 33929), (259, 30654), (262, 30303), (273, 29082), (333, 23842), (393, 20202), (481, 16506), (518, 15327), (546, 14541), (666, 11921), (777, 10218), (786, 10101), (819, 9694), (917, 8658), (962, 8253), (1179, 6734), (1443, 5502), (1554, 5109), (1638, 4847), (1703, 4662), (1834, 4329), (2331, 3406), (2358, 3367), (2751, 2886)]