253399142

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{77587}}^1$

素因数の和:77683

約数の個数: 16

約数和(自身を含む): 402216192

約数和(自身を除く): 148817050

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 77587, 155174, 1784501, 3569002, 5508677, 11017354, 126699571, 253399142]

約数ペア:

[(1, 253399142), (2, 126699571), (23, 11017354), (46, 5508677), (71, 3569002), (142, 1784501), (1633, 155174), (3266, 77587)]