28615470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 74511360

約数和(自身を除く): 45895890

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 239, 307, 390, 478, 614, 717, 921, 1195, 1434, 1535, 1842, 2390, 3070, 3107, 3585, 3991, 4605, 6214, 7170, 7982, 9210, 9321, 11973, 15535, 18642, 19955, 23946, 31070, 39910, 46605, 59865, 73373, 93210, 119730, 146746, 220119, 366865, 440238, 733730, 953849, 1100595, 1907698, 2201190, 2861547, 4769245, 5723094, 9538490, 14307735, 28615470]

約数ペア:

[(1, 28615470), (2, 14307735), (3, 9538490), (5, 5723094), (6, 4769245), (10, 2861547), (13, 2201190), (15, 1907698), (26, 1100595), (30, 953849), (39, 733730), (65, 440238), (78, 366865), (130, 220119), (195, 146746), (239, 119730), (307, 93210), (390, 73373), (478, 59865), (614, 46605), (717, 39910), (921, 31070), (1195, 23946), (1434, 19955), (1535, 18642), (1842, 15535), (2390, 11973), (3070, 9321), (3107, 9210), (3585, 7982), (3991, 7170), (4605, 6214)]