343031975

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 72

約数和(自身を含む): 514926864

約数和(自身を除く): 171894889

約数列:

[1, 5, 11, 13, 25, 55, 61, 65, 121, 143, 169, 275, 305, 325, 605, 671, 715, 793, 845, 1331, 1525, 1573, 1859, 3025, 3355, 3575, 3965, 4225, 6655, 7381, 7865, 8723, 9295, 10309, 16775, 17303, 19825, 20449, 33275, 36905, 39325, 43615, 46475, 51545, 81191, 86515, 95953, 102245, 113399, 184525, 218075, 224939, 257725, 405955, 432575, 479765, 511225, 566995, 1055483, 1124695, 1247389, 2029775, 2398825, 2834975, 5277415, 5623475, 6236945, 13721279, 26387075, 31184725, 68606395, 343031975]

約数ペア:

[(1, 343031975), (5, 68606395), (11, 31184725), (13, 26387075), (25, 13721279), (55, 6236945), (61, 5623475), (65, 5277415), (121, 2834975), (143, 2398825), (169, 2029775), (275, 1247389), (305, 1124695), (325, 1055483), (605, 566995), (671, 511225), (715, 479765), (793, 432575), (845, 405955), (1331, 257725), (1525, 224939), (1573, 218075), (1859, 184525), (3025, 113399), (3355, 102245), (3575, 95953), (3965, 86515), (4225, 81191), (6655, 51545), (7381, 46475), (7865, 43615), (8723, 39325), (9295, 36905), (10309, 33275), (16775, 20449), (17303, 19825)]