31226538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 76032000

約数和(自身を除く): 44805462

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 109, 114, 133, 218, 266, 327, 359, 399, 654, 718, 763, 798, 1077, 1526, 2071, 2154, 2289, 2513, 4142, 4578, 5026, 6213, 6821, 7539, 12426, 13642, 14497, 15078, 20463, 28994, 39131, 40926, 43491, 47747, 78262, 86982, 95494, 117393, 143241, 234786, 273917, 286482, 547834, 743489, 821751, 1486978, 1643502, 2230467, 4460934, 5204423, 10408846, 15613269, 31226538]

約数ペア:

[(1, 31226538), (2, 15613269), (3, 10408846), (6, 5204423), (7, 4460934), (14, 2230467), (19, 1643502), (21, 1486978), (38, 821751), (42, 743489), (57, 547834), (109, 286482), (114, 273917), (133, 234786), (218, 143241), (266, 117393), (327, 95494), (359, 86982), (399, 78262), (654, 47747), (718, 43491), (763, 40926), (798, 39131), (1077, 28994), (1526, 20463), (2071, 15078), (2154, 14497), (2289, 13642), (2513, 12426), (4142, 7539), (4578, 6821), (5026, 6213)]