1520730045

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{87323}}^1$

素因数の和:87383

約数の個数: 40

約数和(自身を含む): 2789477856

約数和(自身を除く): 1268747811

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 5805, 17415, 87323, 261969, 436615, 785907, 1309845, 2357721, 3754889, 3929535, 7073163, 11264667, 11788605, 18774445, 33794001, 35365815, 56323335, 101382003, 168970005, 304146009, 506910015, 1520730045]

約数ペア:

[(1, 1520730045), (3, 506910015), (5, 304146009), (9, 168970005), (15, 101382003), (27, 56323335), (43, 35365815), (45, 33794001), (81, 18774445), (129, 11788605), (135, 11264667), (215, 7073163), (387, 3929535), (405, 3754889), (645, 2357721), (1161, 1309845), (1935, 785907), (3483, 436615), (5805, 261969), (17415, 87323)]