139965868

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1427}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 291723264

約数和(自身を除く): 151757396

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 113, 124, 217, 226, 434, 452, 791, 868, 1427, 1582, 2854, 3164, 3503, 5708, 7006, 9989, 14012, 19978, 24521, 39956, 44237, 49042, 88474, 98084, 161251, 176948, 309659, 322502, 619318, 645004, 1128757, 1238636, 2257514, 4515028, 4998781, 9997562, 19995124, 34991467, 69982934, 139965868]

約数ペア:

[(1, 139965868), (2, 69982934), (4, 34991467), (7, 19995124), (14, 9997562), (28, 4998781), (31, 4515028), (62, 2257514), (113, 1238636), (124, 1128757), (217, 645004), (226, 619318), (434, 322502), (452, 309659), (791, 176948), (868, 161251), (1427, 98084), (1582, 88474), (2854, 49042), (3164, 44237), (3503, 39956), (5708, 24521), (7006, 19978), (9989, 14012)]