15539888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{821}}^1$

素因数の和:862

約数の個数: 60

約数和(自身を含む): 37305648

約数和(自身を除く): 21765760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 821, 1183, 1352, 1456, 1642, 2366, 2704, 3284, 4732, 5747, 6568, 9464, 10673, 11494, 13136, 18928, 21346, 22988, 42692, 45976, 74711, 85384, 91952, 138749, 149422, 170768, 277498, 298844, 554996, 597688, 971243, 1109992, 1195376, 1942486, 2219984, 3884972, 7769944, 15539888]

約数ペア:

[(1, 15539888), (2, 7769944), (4, 3884972), (7, 2219984), (8, 1942486), (13, 1195376), (14, 1109992), (16, 971243), (26, 597688), (28, 554996), (52, 298844), (56, 277498), (91, 170768), (104, 149422), (112, 138749), (169, 91952), (182, 85384), (208, 74711), (338, 45976), (364, 42692), (676, 22988), (728, 21346), (821, 18928), (1183, 13136), (1352, 11494), (1456, 10673), (1642, 9464), (2366, 6568), (2704, 5747), (3284, 4732)]