31122399

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 55486080

約数和(自身を除く): 24363681

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 77, 133, 147, 209, 231, 399, 539, 627, 931, 1013, 1463, 1617, 2793, 3039, 4389, 7091, 10241, 11143, 19247, 21273, 30723, 33429, 49637, 57741, 78001, 134729, 148911, 211717, 234003, 404187, 546007, 635151, 943103, 1482019, 1638021, 2829309, 4446057, 10374133, 31122399]

約数ペア:

[(1, 31122399), (3, 10374133), (7, 4446057), (11, 2829309), (19, 1638021), (21, 1482019), (33, 943103), (49, 635151), (57, 546007), (77, 404187), (133, 234003), (147, 211717), (209, 148911), (231, 134729), (399, 78001), (539, 57741), (627, 49637), (931, 33429), (1013, 30723), (1463, 21273), (1617, 19247), (2793, 11143), (3039, 10241), (4389, 7091)]