81644304

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{242989}}^1$

素因数の和:243007

約数の個数: 40

約数和(自身を含む): 241046080

約数和(自身を除く): 159401776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 242989, 485978, 728967, 971956, 1457934, 1700923, 1943912, 2915868, 3401846, 3887824, 5102769, 5831736, 6803692, 10205538, 11663472, 13607384, 20411076, 27214768, 40822152, 81644304]

約数ペア:

[(1, 81644304), (2, 40822152), (3, 27214768), (4, 20411076), (6, 13607384), (7, 11663472), (8, 10205538), (12, 6803692), (14, 5831736), (16, 5102769), (21, 3887824), (24, 3401846), (28, 2915868), (42, 1943912), (48, 1700923), (56, 1457934), (84, 971956), (112, 728967), (168, 485978), (336, 242989)]