15678720135

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1576543}}^1$

素因数の和:1576584

約数の個数: 48

約数和(自身を含む): 30988548864

約数和(自身を除く): 15309828729

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945, 1576543, 4729629, 7882715, 14188887, 20495059, 23648145, 26801231, 61485177, 70944435, 80403693, 102475295, 134006155, 184455531, 241211079, 307425885, 348416003, 402018465, 922277655, 1045248009, 1206055395, 1742080015, 3135744027, 5226240045, 15678720135]

約数ペア:

[(1, 15678720135), (3, 5226240045), (5, 3135744027), (9, 1742080015), (13, 1206055395), (15, 1045248009), (17, 922277655), (39, 402018465), (45, 348416003), (51, 307425885), (65, 241211079), (85, 184455531), (117, 134006155), (153, 102475295), (195, 80403693), (221, 70944435), (255, 61485177), (585, 26801231), (663, 23648145), (765, 20495059), (1105, 14188887), (1989, 7882715), (3315, 4729629), (9945, 1576543)]