42845715

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{857}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 81914976

約数和(自身を除く): 39069261

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 101, 165, 303, 495, 505, 857, 909, 1111, 1515, 2571, 3333, 4285, 4545, 5555, 7713, 9427, 9999, 12855, 16665, 28281, 38565, 47135, 49995, 84843, 86557, 141405, 259671, 424215, 432785, 779013, 952127, 1298355, 2856381, 3895065, 4760635, 8569143, 14281905, 42845715]

約数ペア:

[(1, 42845715), (3, 14281905), (5, 8569143), (9, 4760635), (11, 3895065), (15, 2856381), (33, 1298355), (45, 952127), (55, 779013), (99, 432785), (101, 424215), (165, 259671), (303, 141405), (495, 86557), (505, 84843), (857, 49995), (909, 47135), (1111, 38565), (1515, 28281), (2571, 16665), (3333, 12855), (4285, 9999), (4545, 9427), (5555, 7713)]