74516985

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 133031808

約数和(自身を除く): 58514823

約数列:

[1, 3, 5, 9, 15, 45, 71, 83, 213, 249, 281, 355, 415, 639, 747, 843, 1065, 1245, 1405, 2529, 3195, 3735, 4215, 5893, 12645, 17679, 19951, 23323, 29465, 53037, 59853, 69969, 88395, 99755, 116615, 179559, 209907, 265185, 299265, 349845, 897795, 1049535, 1655933, 4967799, 8279665, 14903397, 24838995, 74516985]

約数ペア:

[(1, 74516985), (3, 24838995), (5, 14903397), (9, 8279665), (15, 4967799), (45, 1655933), (71, 1049535), (83, 897795), (213, 349845), (249, 299265), (281, 265185), (355, 209907), (415, 179559), (639, 116615), (747, 99755), (843, 88395), (1065, 69969), (1245, 59853), (1405, 53037), (2529, 29465), (3195, 23323), (3735, 19951), (4215, 17679), (5893, 12645)]