399905136

素因数分解:

$2^4\times 3^2\times {\mathrm{547}}^1\times {\mathrm{5077}}^1$

素因数の和:5638

約数の個数: 60

約数和(自身を含む): 1121445832

約数和(自身を除く): 721540696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 547, 1094, 1641, 2188, 3282, 4376, 4923, 5077, 6564, 8752, 9846, 10154, 13128, 15231, 19692, 20308, 26256, 30462, 39384, 40616, 45693, 60924, 78768, 81232, 91386, 121848, 182772, 243696, 365544, 731088, 2777119, 5554238, 8331357, 11108476, 16662714, 22216952, 24994071, 33325428, 44433904, 49988142, 66650856, 99976284, 133301712, 199952568, 399905136]

約数ペア:

[(1, 399905136), (2, 199952568), (3, 133301712), (4, 99976284), (6, 66650856), (8, 49988142), (9, 44433904), (12, 33325428), (16, 24994071), (18, 22216952), (24, 16662714), (36, 11108476), (48, 8331357), (72, 5554238), (144, 2777119), (547, 731088), (1094, 365544), (1641, 243696), (2188, 182772), (3282, 121848), (4376, 91386), (4923, 81232), (5077, 78768), (6564, 60924), (8752, 45693), (9846, 40616), (10154, 39384), (13128, 30462), (15231, 26256), (19692, 20308)]