2904657975

素因数分解:

$3^5\times 5^2\times {\mathrm{647}}^1\times {\mathrm{739}}^1$

素因数の和:1411

約数の個数: 72

約数和(自身を含む): 5410903680

約数和(自身を除く): 2506245705

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 647, 675, 739, 1215, 1941, 2025, 2217, 3235, 3695, 5823, 6075, 6651, 9705, 11085, 16175, 17469, 18475, 19953, 29115, 33255, 48525, 52407, 55425, 59859, 87345, 99765, 145575, 157221, 166275, 179577, 262035, 299295, 436725, 478133, 498825, 786105, 897885, 1310175, 1434399, 1496475, 2390665, 3930525, 4303197, 4489425, 7171995, 11953325, 12909591, 21515985, 35859975, 38728773, 64547955, 107579925, 116186319, 193643865, 322739775, 580931595, 968219325, 2904657975]

約数ペア:

[(1, 2904657975), (3, 968219325), (5, 580931595), (9, 322739775), (15, 193643865), (25, 116186319), (27, 107579925), (45, 64547955), (75, 38728773), (81, 35859975), (135, 21515985), (225, 12909591), (243, 11953325), (405, 7171995), (647, 4489425), (675, 4303197), (739, 3930525), (1215, 2390665), (1941, 1496475), (2025, 1434399), (2217, 1310175), (3235, 897885), (3695, 786105), (5823, 498825), (6075, 478133), (6651, 436725), (9705, 299295), (11085, 262035), (16175, 179577), (17469, 166275), (18475, 157221), (19953, 145575), (29115, 99765), (33255, 87345), (48525, 59859), (52407, 55425)]