70980028

素因数分解:

$2^2\times 7^2\times {\mathrm{362143}}^1$

素因数の和:362161

約数の個数: 18

約数和(自身を含む): 144495456

約数和(自身を除く): 73515428

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 362143, 724286, 1448572, 2535001, 5070002, 10140004, 17745007, 35490014, 70980028]

約数ペア:

[(1, 70980028), (2, 35490014), (4, 17745007), (7, 10140004), (14, 5070002), (28, 2535001), (49, 1448572), (98, 724286), (196, 362143)]