16828045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 23411808

約数和(自身を除く): 6583763

約数列:

[1, 5, 13, 17, 65, 85, 97, 157, 221, 485, 785, 1105, 1261, 1649, 2041, 2669, 6305, 8245, 10205, 13345, 15229, 21437, 34697, 76145, 107185, 173485, 197977, 258893, 989885, 1294465, 3365609, 16828045]

約数ペア:

[(1, 16828045), (5, 3365609), (13, 1294465), (17, 989885), (65, 258893), (85, 197977), (97, 173485), (157, 107185), (221, 76145), (485, 34697), (785, 21437), (1105, 15229), (1261, 13345), (1649, 10205), (2041, 8245), (2669, 6305)]