3800985

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 6386688

約数和(自身を除く): 2585703

約数列:

[1, 3, 5, 15, 43, 71, 83, 129, 213, 215, 249, 355, 415, 645, 1065, 1245, 3053, 3569, 5893, 9159, 10707, 15265, 17679, 17845, 29465, 45795, 53535, 88395, 253399, 760197, 1266995, 3800985]

約数ペア:

[(1, 3800985), (3, 1266995), (5, 760197), (15, 253399), (43, 88395), (71, 53535), (83, 45795), (129, 29465), (213, 17845), (215, 17679), (249, 15265), (355, 10707), (415, 9159), (645, 5893), (1065, 3569), (1245, 3053)]