387613395

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:897

約数の個数: 96

約数和(自身を含む): 780299520

約数和(自身を除く): 392686125

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 43, 45, 57, 65, 95, 117, 129, 171, 195, 215, 247, 285, 387, 559, 585, 645, 741, 811, 817, 855, 1235, 1677, 1935, 2223, 2433, 2451, 2795, 3705, 4055, 4085, 5031, 7299, 7353, 8385, 10543, 10621, 11115, 12165, 12255, 15409, 25155, 31629, 31863, 34873, 36495, 36765, 46227, 52715, 53105, 77045, 94887, 95589, 104619, 138681, 158145, 159315, 174365, 200317, 231135, 313857, 453349, 474435, 477945, 523095, 600951, 662587, 693405, 1001585, 1360047, 1569285, 1802853, 1987761, 2266745, 3004755, 3312935, 4080141, 5963283, 6800235, 8613631, 9014265, 9938805, 20400705, 25840893, 29816415, 43068155, 77522679, 129204465, 387613395]

約数ペア:

[(1, 387613395), (3, 129204465), (5, 77522679), (9, 43068155), (13, 29816415), (15, 25840893), (19, 20400705), (39, 9938805), (43, 9014265), (45, 8613631), (57, 6800235), (65, 5963283), (95, 4080141), (117, 3312935), (129, 3004755), (171, 2266745), (195, 1987761), (215, 1802853), (247, 1569285), (285, 1360047), (387, 1001585), (559, 693405), (585, 662587), (645, 600951), (741, 523095), (811, 477945), (817, 474435), (855, 453349), (1235, 313857), (1677, 231135), (1935, 200317), (2223, 174365), (2433, 159315), (2451, 158145), (2795, 138681), (3705, 104619), (4055, 95589), (4085, 94887), (5031, 77045), (7299, 53105), (7353, 52715), (8385, 46227), (10543, 36765), (10621, 36495), (11115, 34873), (12165, 31863), (12255, 31629), (15409, 25155)]