71222985

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{54577}}^1$

素因数の和:54617

約数の個数: 24

約数和(自身を含む): 127712520

約数和(自身を除く): 56489535

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 54577, 163731, 272885, 491193, 818655, 1582733, 2455965, 4748199, 7913665, 14244597, 23740995, 71222985]

約数ペア:

[(1, 71222985), (3, 23740995), (5, 14244597), (9, 7913665), (15, 4748199), (29, 2455965), (45, 1582733), (87, 818655), (145, 491193), (261, 272885), (435, 163731), (1305, 54577)]