128902278

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{16903}}^1$

素因数の和:16980

約数の個数: 32

約数和(自身を含む): 272627712

約数和(自身を除く): 143725434

約数列:

[1, 2, 3, 6, 31, 41, 62, 82, 93, 123, 186, 246, 1271, 2542, 3813, 7626, 16903, 33806, 50709, 101418, 523993, 693023, 1047986, 1386046, 1571979, 2079069, 3143958, 4158138, 21483713, 42967426, 64451139, 128902278]

約数ペア:

[(1, 128902278), (2, 64451139), (3, 42967426), (6, 21483713), (31, 4158138), (41, 3143958), (62, 2079069), (82, 1571979), (93, 1386046), (123, 1047986), (186, 693023), (246, 523993), (1271, 101418), (2542, 50709), (3813, 33806), (7626, 16903)]