1913715

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:120

約数の個数: 36

約数和(自身を含む): 3543696

約数和(自身を除く): 1629981

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 207, 215, 345, 387, 645, 989, 1035, 1849, 1935, 2967, 4945, 5547, 8901, 9245, 14835, 16641, 27735, 42527, 44505, 83205, 127581, 212635, 382743, 637905, 1913715]

約数ペア:

[(1, 1913715), (3, 637905), (5, 382743), (9, 212635), (15, 127581), (23, 83205), (43, 44505), (45, 42527), (69, 27735), (115, 16641), (129, 14835), (207, 9245), (215, 8901), (345, 5547), (387, 4945), (645, 2967), (989, 1935), (1035, 1849)]