81288804945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{254437}}^1$

素因数の和:254542

約数の個数: 48

約数和(自身を含む): 139594864320

約数和(自身を除く): 58306059375

約数列:

[1, 3, 5, 15, 19, 57, 59, 95, 177, 285, 295, 361, 885, 1083, 1121, 1805, 3363, 5415, 5605, 16815, 21299, 63897, 106495, 254437, 319485, 763311, 1272185, 3816555, 4834303, 14502909, 15011783, 24171515, 45035349, 72514545, 75058915, 91851757, 225176745, 275555271, 285223877, 459258785, 855671631, 1377776355, 1426119385, 4278358155, 5419253663, 16257760989, 27096268315, 81288804945]

約数ペア:

[(1, 81288804945), (3, 27096268315), (5, 16257760989), (15, 5419253663), (19, 4278358155), (57, 1426119385), (59, 1377776355), (95, 855671631), (177, 459258785), (285, 285223877), (295, 275555271), (361, 225176745), (885, 91851757), (1083, 75058915), (1121, 72514545), (1805, 45035349), (3363, 24171515), (5415, 15011783), (5605, 14502909), (16815, 4834303), (21299, 3816555), (63897, 1272185), (106495, 763311), (254437, 319485)]