71326605

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1831}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 135333504

約数和(自身を除く): 64006899

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 53, 105, 147, 159, 245, 265, 371, 735, 795, 1113, 1831, 1855, 2597, 5493, 5565, 7791, 9155, 12817, 12985, 27465, 38451, 38955, 64085, 89719, 97043, 192255, 269157, 291129, 448595, 485215, 679301, 1345785, 1455645, 2037903, 3396505, 4755107, 10189515, 14265321, 23775535, 71326605]

約数ペア:

[(1, 71326605), (3, 23775535), (5, 14265321), (7, 10189515), (15, 4755107), (21, 3396505), (35, 2037903), (49, 1455645), (53, 1345785), (105, 679301), (147, 485215), (159, 448595), (245, 291129), (265, 269157), (371, 192255), (735, 97043), (795, 89719), (1113, 64085), (1831, 38955), (1855, 38451), (2597, 27465), (5493, 12985), (5565, 12817), (7791, 9155)]