31400502

素因数分解:

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

素因数の和:178

約数の個数: 64

約数和(自身を含む): 76454400

約数和(自身を除く): 45053898

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 109, 114, 133, 218, 266, 327, 361, 399, 654, 722, 763, 798, 1083, 1526, 2071, 2166, 2289, 2527, 4142, 4578, 5054, 6213, 6859, 7581, 12426, 13718, 14497, 15162, 20577, 28994, 39349, 41154, 43491, 48013, 78698, 86982, 96026, 118047, 144039, 236094, 275443, 288078, 550886, 747631, 826329, 1495262, 1652658, 2242893, 4485786, 5233417, 10466834, 15700251, 31400502]

約数ペア:

[(1, 31400502), (2, 15700251), (3, 10466834), (6, 5233417), (7, 4485786), (14, 2242893), (19, 1652658), (21, 1495262), (38, 826329), (42, 747631), (57, 550886), (109, 288078), (114, 275443), (133, 236094), (218, 144039), (266, 118047), (327, 96026), (361, 86982), (399, 78698), (654, 48013), (722, 43491), (763, 41154), (798, 39349), (1083, 28994), (1526, 20577), (2071, 15162), (2166, 14497), (2289, 13718), (2527, 12426), (4142, 7581), (4578, 6859), (5054, 6213)]