15225885

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 28214784

約数和(自身を除く): 12988899

約数列:

[1, 3, 5, 9, 15, 23, 45, 47, 69, 115, 141, 207, 235, 313, 345, 423, 705, 939, 1035, 1081, 1565, 2115, 2817, 3243, 4695, 5405, 7199, 9729, 14085, 14711, 16215, 21597, 35995, 44133, 48645, 64791, 73555, 107985, 132399, 220665, 323955, 338353, 661995, 1015059, 1691765, 3045177, 5075295, 15225885]

約数ペア:

[(1, 15225885), (3, 5075295), (5, 3045177), (9, 1691765), (15, 1015059), (23, 661995), (45, 338353), (47, 323955), (69, 220665), (115, 132399), (141, 107985), (207, 73555), (235, 64791), (313, 48645), (345, 44133), (423, 35995), (705, 21597), (939, 16215), (1035, 14711), (1081, 14085), (1565, 9729), (2115, 7199), (2817, 5405), (3243, 4695)]