31989954

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 71442432

約数和(自身を除く): 39452478

約数列:

[1, 2, 3, 6, 17, 31, 34, 51, 62, 67, 93, 102, 134, 151, 186, 201, 302, 402, 453, 527, 906, 1054, 1139, 1581, 2077, 2278, 2567, 3162, 3417, 4154, 4681, 5134, 6231, 6834, 7701, 9362, 10117, 12462, 14043, 15402, 20234, 28086, 30351, 35309, 60702, 70618, 79577, 105927, 159154, 171989, 211854, 238731, 313627, 343978, 477462, 515967, 627254, 940881, 1031934, 1881762, 5331659, 10663318, 15994977, 31989954]

約数ペア:

[(1, 31989954), (2, 15994977), (3, 10663318), (6, 5331659), (17, 1881762), (31, 1031934), (34, 940881), (51, 627254), (62, 515967), (67, 477462), (93, 343978), (102, 313627), (134, 238731), (151, 211854), (186, 171989), (201, 159154), (302, 105927), (402, 79577), (453, 70618), (527, 60702), (906, 35309), (1054, 30351), (1139, 28086), (1581, 20234), (2077, 15402), (2278, 14043), (2567, 12462), (3162, 10117), (3417, 9362), (4154, 7701), (4681, 6834), (5134, 6231)]