30481815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 60834816

約数和(自身を除く): 30353001

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 137, 163, 195, 273, 411, 455, 489, 685, 815, 959, 1141, 1365, 1781, 2055, 2119, 2445, 2877, 3423, 4795, 5343, 5705, 6357, 8905, 10595, 12467, 14385, 14833, 17115, 22331, 26715, 31785, 37401, 44499, 62335, 66993, 74165, 111655, 156317, 187005, 222495, 290303, 334965, 468951, 781585, 870909, 1451515, 2032121, 2344755, 4354545, 6096363, 10160605, 30481815]

約数ペア:

[(1, 30481815), (3, 10160605), (5, 6096363), (7, 4354545), (13, 2344755), (15, 2032121), (21, 1451515), (35, 870909), (39, 781585), (65, 468951), (91, 334965), (105, 290303), (137, 222495), (163, 187005), (195, 156317), (273, 111655), (411, 74165), (455, 66993), (489, 62335), (685, 44499), (815, 37401), (959, 31785), (1141, 26715), (1365, 22331), (1781, 17115), (2055, 14833), (2119, 14385), (2445, 12467), (2877, 10595), (3423, 8905), (4795, 6357), (5343, 5705)]