72581327

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 92534400

約数和(自身を除く): 19953073

約数列:

[1, 7, 13, 53, 91, 101, 149, 371, 689, 707, 1043, 1313, 1937, 4823, 5353, 7897, 9191, 13559, 15049, 37471, 55279, 69589, 102661, 105343, 195637, 487123, 718627, 797597, 1369459, 5583179, 10368761, 72581327]

約数ペア:

[(1, 72581327), (7, 10368761), (13, 5583179), (53, 1369459), (91, 797597), (101, 718627), (149, 487123), (371, 195637), (689, 105343), (707, 102661), (1043, 69589), (1313, 55279), (1937, 37471), (4823, 15049), (5353, 13559), (7897, 9191)]