398049264

素因数分解:

$2^4\times 3^2\times {\mathrm{131}}^1\times {\mathrm{21101}}^1$

素因数の和:21246

約数の個数: 60

約数和(自身を含む): 1122541992

約数和(自身を除く): 724492728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 131, 144, 262, 393, 524, 786, 1048, 1179, 1572, 2096, 2358, 3144, 4716, 6288, 9432, 18864, 21101, 42202, 63303, 84404, 126606, 168808, 189909, 253212, 337616, 379818, 506424, 759636, 1012848, 1519272, 2764231, 3038544, 5528462, 8292693, 11056924, 16585386, 22113848, 24878079, 33170772, 44227696, 49756158, 66341544, 99512316, 132683088, 199024632, 398049264]

約数ペア:

[(1, 398049264), (2, 199024632), (3, 132683088), (4, 99512316), (6, 66341544), (8, 49756158), (9, 44227696), (12, 33170772), (16, 24878079), (18, 22113848), (24, 16585386), (36, 11056924), (48, 8292693), (72, 5528462), (131, 3038544), (144, 2764231), (262, 1519272), (393, 1012848), (524, 759636), (786, 506424), (1048, 379818), (1179, 337616), (1572, 253212), (2096, 189909), (2358, 168808), (3144, 126606), (4716, 84404), (6288, 63303), (9432, 42202), (18864, 21101)]