28638274815

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1\times {\mathrm{3433}}^1$

素因数の和:4521

約数の個数: 64

約数和(自身を含む): 51813290880

約数和(自身を除く): 23175016065

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1013, 1647, 2745, 3039, 3433, 5065, 8235, 9117, 10299, 15195, 17165, 27351, 30897, 45585, 51495, 61793, 92691, 136755, 154485, 185379, 209413, 308965, 463455, 556137, 628239, 926895, 1047065, 1668411, 1884717, 2780685, 3141195, 3477629, 5654151, 8342055, 9423585, 10432887, 17388145, 28270755, 31298661, 52164435, 93895983, 156493305, 212135369, 469479915, 636406107, 1060676845, 1909218321, 3182030535, 5727654963, 9546091605, 28638274815]

約数ペア:

[(1, 28638274815), (3, 9546091605), (5, 5727654963), (9, 3182030535), (15, 1909218321), (27, 1060676845), (45, 636406107), (61, 469479915), (135, 212135369), (183, 156493305), (305, 93895983), (549, 52164435), (915, 31298661), (1013, 28270755), (1647, 17388145), (2745, 10432887), (3039, 9423585), (3433, 8342055), (5065, 5654151), (8235, 3477629), (9117, 3141195), (10299, 2780685), (15195, 1884717), (17165, 1668411), (27351, 1047065), (30897, 926895), (45585, 628239), (51495, 556137), (61793, 463455), (92691, 308965), (136755, 209413), (154485, 185379)]