159675555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 285626880

約数和(自身を除く): 125951325

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 137, 139, 195, 215, 411, 417, 559, 645, 685, 695, 1677, 1781, 1807, 2055, 2085, 2795, 5343, 5421, 5891, 5977, 8385, 8905, 9035, 17673, 17931, 19043, 26715, 27105, 29455, 29885, 57129, 76583, 77701, 88365, 89655, 95215, 229749, 233103, 247559, 285645, 382915, 388505, 742677, 818849, 1148745, 1165515, 1237795, 2456547, 3713385, 4094245, 10645037, 12282735, 31935111, 53225185, 159675555]

約数ペア:

[(1, 159675555), (3, 53225185), (5, 31935111), (13, 12282735), (15, 10645037), (39, 4094245), (43, 3713385), (65, 2456547), (129, 1237795), (137, 1165515), (139, 1148745), (195, 818849), (215, 742677), (411, 388505), (417, 382915), (559, 285645), (645, 247559), (685, 233103), (695, 229749), (1677, 95215), (1781, 89655), (1807, 88365), (2055, 77701), (2085, 76583), (2795, 57129), (5343, 29885), (5421, 29455), (5891, 27105), (5977, 26715), (8385, 19043), (8905, 17931), (9035, 17673)]