217291270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{5573}}^1$

素因数の和:6144

約数の個数: 32

約数和(自身を含む): 447882048

約数和(自身を除く): 230590778

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 557, 1114, 2785, 3899, 5570, 5573, 7798, 11146, 19495, 27865, 38990, 39011, 55730, 78022, 195055, 390110, 3104161, 6208322, 15520805, 21729127, 31041610, 43458254, 108645635, 217291270]

約数ペア:

[(1, 217291270), (2, 108645635), (5, 43458254), (7, 31041610), (10, 21729127), (14, 15520805), (35, 6208322), (70, 3104161), (557, 390110), (1114, 195055), (2785, 78022), (3899, 55730), (5570, 39011), (5573, 38990), (7798, 27865), (11146, 19495)]