128397516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43319}}^1$

素因数の和:43358

約数の個数: 48

約数和(自身を含む): 339628800

約数和(自身を除く): 211231284

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 43319, 86638, 129957, 173276, 259914, 519828, 563147, 823061, 1126294, 1646122, 1689441, 2252588, 2469183, 3292244, 3378882, 4938366, 6757764, 9876732, 10699793, 21399586, 32099379, 42799172, 64198758, 128397516]

約数ペア:

[(1, 128397516), (2, 64198758), (3, 42799172), (4, 32099379), (6, 21399586), (12, 10699793), (13, 9876732), (19, 6757764), (26, 4938366), (38, 3378882), (39, 3292244), (52, 2469183), (57, 2252588), (76, 1689441), (78, 1646122), (114, 1126294), (156, 823061), (228, 563147), (247, 519828), (494, 259914), (741, 173276), (988, 129957), (1482, 86638), (2964, 43319)]