15235815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 29877120

約数和(自身を除く): 14641305

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1091, 1995, 2793, 3273, 4655, 5455, 7637, 13965, 16365, 20729, 22911, 38185, 53459, 62187, 103645, 114555, 145103, 160377, 267295, 310935, 435309, 725515, 801885, 1015721, 2176545, 3047163, 5078605, 15235815]

約数ペア:

[(1, 15235815), (3, 5078605), (5, 3047163), (7, 2176545), (15, 1015721), (19, 801885), (21, 725515), (35, 435309), (49, 310935), (57, 267295), (95, 160377), (105, 145103), (133, 114555), (147, 103645), (245, 62187), (285, 53459), (399, 38185), (665, 22911), (735, 20729), (931, 16365), (1091, 13965), (1995, 7637), (2793, 5455), (3273, 4655)]