87696999

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 158505984

約数和(自身を除く): 70808985

約数列:

[1, 3, 9, 13, 17, 23, 27, 39, 51, 69, 71, 81, 117, 153, 207, 213, 221, 243, 299, 351, 391, 459, 621, 639, 663, 897, 923, 1053, 1173, 1207, 1377, 1633, 1863, 1917, 1989, 2691, 2769, 3159, 3519, 3621, 4131, 4899, 5083, 5589, 5751, 5967, 8073, 8307, 10557, 10863, 14697, 15249, 15691, 17253, 17901, 21229, 24219, 24921, 27761, 31671, 32589, 44091, 45747, 47073, 53703, 63687, 72657, 74763, 83283, 95013, 97767, 132273, 137241, 141219, 191061, 224289, 249849, 293301, 360893, 396819, 411723, 423657, 573183, 749547, 1082679, 1235169, 1270971, 1719549, 2248641, 3248037, 3812913, 5158647, 6745923, 9744111, 29232333, 87696999]

約数ペア:

[(1, 87696999), (3, 29232333), (9, 9744111), (13, 6745923), (17, 5158647), (23, 3812913), (27, 3248037), (39, 2248641), (51, 1719549), (69, 1270971), (71, 1235169), (81, 1082679), (117, 749547), (153, 573183), (207, 423657), (213, 411723), (221, 396819), (243, 360893), (299, 293301), (351, 249849), (391, 224289), (459, 191061), (621, 141219), (639, 137241), (663, 132273), (897, 97767), (923, 95013), (1053, 83283), (1173, 74763), (1207, 72657), (1377, 63687), (1633, 53703), (1863, 47073), (1917, 45747), (1989, 44091), (2691, 32589), (2769, 31671), (3159, 27761), (3519, 24921), (3621, 24219), (4131, 21229), (4899, 17901), (5083, 17253), (5589, 15691), (5751, 15249), (5967, 14697), (8073, 10863), (8307, 10557)]