2659944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 7741440

約数和(自身を除く): 5081496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 223, 284, 426, 446, 497, 568, 669, 852, 892, 994, 1338, 1491, 1561, 1704, 1784, 1988, 2676, 2982, 3122, 3976, 4683, 5352, 5964, 6244, 9366, 11928, 12488, 15833, 18732, 31666, 37464, 47499, 63332, 94998, 110831, 126664, 189996, 221662, 332493, 379992, 443324, 664986, 886648, 1329972, 2659944]

約数ペア:

[(1, 2659944), (2, 1329972), (3, 886648), (4, 664986), (6, 443324), (7, 379992), (8, 332493), (12, 221662), (14, 189996), (21, 126664), (24, 110831), (28, 94998), (42, 63332), (56, 47499), (71, 37464), (84, 31666), (142, 18732), (168, 15833), (213, 12488), (223, 11928), (284, 9366), (426, 6244), (446, 5964), (497, 5352), (568, 4683), (669, 3976), (852, 3122), (892, 2982), (994, 2676), (1338, 1988), (1491, 1784), (1561, 1704)]