1931314788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{87803}}^1$

素因数の和:87873

約数の個数: 72

約数和(自身を含む): 5369390208

約数和(自身を除く): 3438075420

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 1222, 1692, 1833, 2444, 3666, 5499, 7332, 10998, 21996, 87803, 175606, 263409, 351212, 526818, 790227, 1053636, 1141439, 1580454, 2282878, 3160908, 3424317, 4126741, 4565756, 6848634, 8253482, 10272951, 12380223, 13697268, 16506964, 20545902, 24760446, 37140669, 41091804, 49520892, 53647633, 74281338, 107295266, 148562676, 160942899, 214590532, 321885798, 482828697, 643771596, 965657394, 1931314788]

約数ペア:

[(1, 1931314788), (2, 965657394), (3, 643771596), (4, 482828697), (6, 321885798), (9, 214590532), (12, 160942899), (13, 148562676), (18, 107295266), (26, 74281338), (36, 53647633), (39, 49520892), (47, 41091804), (52, 37140669), (78, 24760446), (94, 20545902), (117, 16506964), (141, 13697268), (156, 12380223), (188, 10272951), (234, 8253482), (282, 6848634), (423, 4565756), (468, 4126741), (564, 3424317), (611, 3160908), (846, 2282878), (1222, 1580454), (1692, 1141439), (1833, 1053636), (2444, 790227), (3666, 526818), (5499, 351212), (7332, 263409), (10998, 175606), (21996, 87803)]