1987879656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{38047}}^1$

素因数の和:38374

約数の個数: 64

約数和(自身を含む): 5698068480

約数和(自身を除く): 3710188824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 311, 622, 933, 1244, 1866, 2177, 2488, 3732, 4354, 6531, 7464, 8708, 13062, 17416, 26124, 38047, 52248, 76094, 114141, 152188, 228282, 266329, 304376, 456564, 532658, 798987, 913128, 1065316, 1597974, 2130632, 3195948, 6391896, 11832617, 23665234, 35497851, 47330468, 70995702, 82828319, 94660936, 141991404, 165656638, 248484957, 283982808, 331313276, 496969914, 662626552, 993939828, 1987879656]

約数ペア:

[(1, 1987879656), (2, 993939828), (3, 662626552), (4, 496969914), (6, 331313276), (7, 283982808), (8, 248484957), (12, 165656638), (14, 141991404), (21, 94660936), (24, 82828319), (28, 70995702), (42, 47330468), (56, 35497851), (84, 23665234), (168, 11832617), (311, 6391896), (622, 3195948), (933, 2130632), (1244, 1597974), (1866, 1065316), (2177, 913128), (2488, 798987), (3732, 532658), (4354, 456564), (6531, 304376), (7464, 266329), (8708, 228282), (13062, 152188), (17416, 114141), (26124, 76094), (38047, 52248)]