217793670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{315643}}^1$

素因数の和:315676

約数の個数: 32

約数和(自身を含む): 545432832

約数和(自身を除く): 327639162

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 315643, 631286, 946929, 1578215, 1893858, 3156430, 4734645, 7259789, 9469290, 14519578, 21779367, 36298945, 43558734, 72597890, 108896835, 217793670]

約数ペア:

[(1, 217793670), (2, 108896835), (3, 72597890), (5, 43558734), (6, 36298945), (10, 21779367), (15, 14519578), (23, 9469290), (30, 7259789), (46, 4734645), (69, 3156430), (115, 1893858), (138, 1578215), (230, 946929), (345, 631286), (690, 315643)]