1206380735

素因数分解:

$5^1\times 7^3\times {\mathrm{149}}^1\times {\mathrm{4721}}^1$

素因数の和:4896

約数の個数: 32

約数和(自身を含む): 1699920000

約数和(自身を除く): 493539265

約数列:

[1, 5, 7, 35, 49, 149, 245, 343, 745, 1043, 1715, 4721, 5215, 7301, 23605, 33047, 36505, 51107, 165235, 231329, 255535, 703429, 1156645, 1619303, 3517145, 4924003, 8096515, 24620015, 34468021, 172340105, 241276147, 1206380735]

約数ペア:

[(1, 1206380735), (5, 241276147), (7, 172340105), (35, 34468021), (49, 24620015), (149, 8096515), (245, 4924003), (343, 3517145), (745, 1619303), (1043, 1156645), (1715, 703429), (4721, 255535), (5215, 231329), (7301, 165235), (23605, 51107), (33047, 36505)]