72100358

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1489}}^1$

素因数の和:1604

約数の個数: 32

約数和(自身を含む): 123586560

約数和(自身を除く): 51486202

約数列:

[1, 2, 11, 22, 31, 62, 71, 142, 341, 682, 781, 1489, 1562, 2201, 2978, 4402, 16379, 24211, 32758, 46159, 48422, 92318, 105719, 211438, 507749, 1015498, 1162909, 2325818, 3277289, 6554578, 36050179, 72100358]

約数ペア:

[(1, 72100358), (2, 36050179), (11, 6554578), (22, 3277289), (31, 2325818), (62, 1162909), (71, 1015498), (142, 507749), (341, 211438), (682, 105719), (781, 92318), (1489, 48422), (1562, 46159), (2201, 32758), (2978, 24211), (4402, 16379)]