127989758

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 212889600

約数和(自身を除く): 84899842

約数列:

[1, 2, 13, 26, 43, 86, 239, 478, 479, 559, 958, 1118, 3107, 6214, 6227, 10277, 12454, 20554, 20597, 41194, 114481, 133601, 228962, 267202, 267761, 535522, 1488253, 2976506, 4922683, 9845366, 63994879, 127989758]

約数ペア:

[(1, 127989758), (2, 63994879), (13, 9845366), (26, 4922683), (43, 2976506), (86, 1488253), (239, 535522), (478, 267761), (479, 267202), (559, 228962), (958, 133601), (1118, 114481), (3107, 41194), (6214, 20597), (6227, 20554), (10277, 12454)]