28113855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 56871936

約数和(自身を除く): 28758081

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 101, 105, 165, 231, 241, 303, 385, 505, 707, 723, 1111, 1155, 1205, 1515, 1687, 2121, 2651, 3333, 3535, 3615, 5061, 5555, 7777, 7953, 8435, 10605, 13255, 16665, 18557, 23331, 24341, 25305, 38885, 39765, 55671, 73023, 92785, 116655, 121705, 170387, 267751, 278355, 365115, 511161, 803253, 851935, 1338755, 1874257, 2555805, 4016265, 5622771, 9371285, 28113855]

約数ペア:

[(1, 28113855), (3, 9371285), (5, 5622771), (7, 4016265), (11, 2555805), (15, 1874257), (21, 1338755), (33, 851935), (35, 803253), (55, 511161), (77, 365115), (101, 278355), (105, 267751), (165, 170387), (231, 121705), (241, 116655), (303, 92785), (385, 73023), (505, 55671), (707, 39765), (723, 38885), (1111, 25305), (1155, 24341), (1205, 23331), (1515, 18557), (1687, 16665), (2121, 13255), (2651, 10605), (3333, 8435), (3535, 7953), (3615, 7777), (5061, 5555)]