201522711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 319979520

約数和(自身を除く): 118456809

約数列:

[1, 3, 13, 23, 29, 39, 61, 69, 87, 127, 183, 299, 377, 381, 667, 793, 897, 1131, 1403, 1651, 1769, 2001, 2379, 2921, 3683, 4209, 4953, 5307, 7747, 8671, 8763, 11049, 18239, 22997, 23241, 26013, 37973, 40687, 47879, 54717, 68991, 84709, 100711, 113919, 122061, 143637, 178181, 224663, 254127, 302133, 528931, 534543, 673989, 1101217, 1586793, 2316353, 2920619, 3303651, 5167249, 6949059, 8761857, 15501747, 67174237, 201522711]

約数ペア:

[(1, 201522711), (3, 67174237), (13, 15501747), (23, 8761857), (29, 6949059), (39, 5167249), (61, 3303651), (69, 2920619), (87, 2316353), (127, 1586793), (183, 1101217), (299, 673989), (377, 534543), (381, 528931), (667, 302133), (793, 254127), (897, 224663), (1131, 178181), (1403, 143637), (1651, 122061), (1769, 113919), (2001, 100711), (2379, 84709), (2921, 68991), (3683, 54717), (4209, 47879), (4953, 40687), (5307, 37973), (7747, 26013), (8671, 23241), (8763, 22997), (11049, 18239)]