687130206

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{25523}}^1$

素因数の和:26176

約数の個数: 32

約数和(自身を含む): 1573095168

約数和(自身を除く): 885964962

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 641, 1282, 1923, 3846, 4487, 8974, 13461, 25523, 26922, 51046, 76569, 153138, 178661, 357322, 535983, 1071966, 16360243, 32720486, 49080729, 98161458, 114521701, 229043402, 343565103, 687130206]

約数ペア:

[(1, 687130206), (2, 343565103), (3, 229043402), (6, 114521701), (7, 98161458), (14, 49080729), (21, 32720486), (42, 16360243), (641, 1071966), (1282, 535983), (1923, 357322), (3846, 178661), (4487, 153138), (8974, 76569), (13461, 51046), (25523, 26922)]