38181507

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 69995520

約数和(自身を除く): 31814013

約数列:

[1, 3, 7, 13, 17, 19, 21, 39, 51, 57, 91, 119, 133, 221, 247, 273, 323, 357, 399, 433, 663, 741, 969, 1299, 1547, 1729, 2261, 3031, 4199, 4641, 5187, 5629, 6783, 7361, 8227, 9093, 12597, 16887, 22083, 24681, 29393, 39403, 51527, 57589, 88179, 95693, 106951, 118209, 139859, 154581, 172767, 287079, 320853, 419577, 669851, 748657, 979013, 1818167, 2009553, 2245971, 2937039, 5454501, 12727169, 38181507]

約数ペア:

[(1, 38181507), (3, 12727169), (7, 5454501), (13, 2937039), (17, 2245971), (19, 2009553), (21, 1818167), (39, 979013), (51, 748657), (57, 669851), (91, 419577), (119, 320853), (133, 287079), (221, 172767), (247, 154581), (273, 139859), (323, 118209), (357, 106951), (399, 95693), (433, 88179), (663, 57589), (741, 51527), (969, 39403), (1299, 29393), (1547, 24681), (1729, 22083), (2261, 16887), (3031, 12597), (4199, 9093), (4641, 8227), (5187, 7361), (5629, 6783)]