222488145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1409}}^1$

素因数の和:1471

約数の個数: 72

約数和(自身を含む): 438820200

約数和(自身を除く): 216332055

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 121, 145, 165, 261, 319, 363, 435, 495, 605, 957, 1089, 1305, 1409, 1595, 1815, 2871, 3509, 4227, 4785, 5445, 7045, 10527, 12681, 14355, 15499, 17545, 21135, 31581, 40861, 46497, 52635, 63405, 77495, 122583, 139491, 157905, 170489, 204305, 232485, 367749, 449471, 511467, 612915, 697455, 852445, 1348413, 1534401, 1838745, 2247355, 2557335, 4045239, 4944181, 6742065, 7672005, 14832543, 20226195, 24720905, 44497629, 74162715, 222488145]

約数ペア:

[(1, 222488145), (3, 74162715), (5, 44497629), (9, 24720905), (11, 20226195), (15, 14832543), (29, 7672005), (33, 6742065), (45, 4944181), (55, 4045239), (87, 2557335), (99, 2247355), (121, 1838745), (145, 1534401), (165, 1348413), (261, 852445), (319, 697455), (363, 612915), (435, 511467), (495, 449471), (605, 367749), (957, 232485), (1089, 204305), (1305, 170489), (1409, 157905), (1595, 139491), (1815, 122583), (2871, 77495), (3509, 63405), (4227, 52635), (4785, 46497), (5445, 40861), (7045, 31581), (10527, 21135), (12681, 17545), (14355, 15499)]