201229972

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{3209}}^1$

素因数の和:3531

約数の個数: 24

約数和(自身を含む): 359430120

約数和(自身を除く): 158200148

約数列:

[1, 2, 4, 61, 122, 244, 257, 514, 1028, 3209, 6418, 12836, 15677, 31354, 62708, 195749, 391498, 782996, 824713, 1649426, 3298852, 50307493, 100614986, 201229972]

約数ペア:

[(1, 201229972), (2, 100614986), (4, 50307493), (61, 3298852), (122, 1649426), (244, 824713), (257, 782996), (514, 391498), (1028, 195749), (3209, 62708), (6418, 31354), (12836, 15677)]