149562721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1069}}^1$

素因数の和:1189

約数の個数: 32

約数和(自身を含む): 197222400

約数和(自身を除く): 47659679

約数列:

[1, 7, 11, 23, 77, 79, 161, 253, 553, 869, 1069, 1771, 1817, 6083, 7483, 11759, 12719, 19987, 24587, 82313, 84451, 139909, 172109, 270457, 591157, 928961, 1893199, 1942373, 6502727, 13596611, 21366103, 149562721]

約数ペア:

[(1, 149562721), (7, 21366103), (11, 13596611), (23, 6502727), (77, 1942373), (79, 1893199), (161, 928961), (253, 591157), (553, 270457), (869, 172109), (1069, 139909), (1771, 84451), (1817, 82313), (6083, 24587), (7483, 19987), (11759, 12719)]