238938245

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{2179}}^1$

素因数の和:2445

約数の個数: 32

約数和(自身を含む): 354520320

約数和(自身を除く): 115582075

約数列:

[1, 5, 7, 13, 35, 65, 91, 241, 455, 1205, 1687, 2179, 3133, 8435, 10895, 15253, 15665, 21931, 28327, 76265, 109655, 141635, 198289, 525139, 991445, 2625695, 3675973, 6826807, 18379865, 34134035, 47787649, 238938245]

約数ペア:

[(1, 238938245), (5, 47787649), (7, 34134035), (13, 18379865), (35, 6826807), (65, 3675973), (91, 2625695), (241, 991445), (455, 525139), (1205, 198289), (1687, 141635), (2179, 109655), (3133, 76265), (8435, 28327), (10895, 21931), (15253, 15665)]