28724702909

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1\times {\mathrm{887}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 33694272000

約数和(自身を除く): 4969569091

約数列:

[1, 7, 61, 149, 427, 509, 887, 1043, 3563, 6209, 9089, 31049, 54107, 63623, 75841, 132163, 217343, 378749, 451483, 530887, 925141, 3160381, 4626301, 8061943, 27540463, 32384107, 56433601, 67270967, 192783241, 470896769, 4103528987, 28724702909]

約数ペア:

[(1, 28724702909), (7, 4103528987), (61, 470896769), (149, 192783241), (427, 67270967), (509, 56433601), (887, 32384107), (1043, 27540463), (3563, 8061943), (6209, 4626301), (9089, 3160381), (31049, 925141), (54107, 530887), (63623, 451483), (75841, 378749), (132163, 217343)]