1971292685

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1\times {\mathrm{17749}}^1$

素因数の和:18080

約数の個数: 16

約数和(自身を含む): 2400510000

約数和(自身を除く): 429217315

約数列:

[1, 5, 97, 229, 485, 1145, 17749, 22213, 88745, 111065, 1721653, 4064521, 8608265, 20322605, 394258537, 1971292685]

約数ペア:

[(1, 1971292685), (5, 394258537), (97, 20322605), (229, 8608265), (485, 4064521), (1145, 1721653), (17749, 111065), (22213, 88745)]