253661216

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1951}}^1$

素因数の和:2217

約数の個数: 48

約数和(自身を含む): 531256320

約数和(自身を除く): 277595104

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 239, 272, 478, 544, 956, 1912, 1951, 3824, 3902, 4063, 7648, 7804, 8126, 15608, 16252, 31216, 32504, 33167, 62432, 65008, 66334, 130016, 132668, 265336, 466289, 530672, 932578, 1061344, 1865156, 3730312, 7460624, 7926913, 14921248, 15853826, 31707652, 63415304, 126830608, 253661216]

約数ペア:

[(1, 253661216), (2, 126830608), (4, 63415304), (8, 31707652), (16, 15853826), (17, 14921248), (32, 7926913), (34, 7460624), (68, 3730312), (136, 1865156), (239, 1061344), (272, 932578), (478, 530672), (544, 466289), (956, 265336), (1912, 132668), (1951, 130016), (3824, 66334), (3902, 65008), (4063, 62432), (7648, 33167), (7804, 32504), (8126, 31216), (15608, 16252)]