64019787391

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1\times {\mathrm{5519}}^1$

素因数の和:6319

約数の個数: 32

約数和(自身を含む): 77177548800

約数和(自身を除く): 13157761409

約数列:

[1, 7, 23, 109, 161, 661, 763, 2507, 4627, 5519, 15203, 17549, 38633, 72049, 106421, 126937, 504343, 601571, 888559, 1657127, 3648059, 4210997, 11599889, 13836133, 25536413, 83905357, 96852931, 397638431, 587337499, 2783469017, 9145683913, 64019787391]

約数ペア:

[(1, 64019787391), (7, 9145683913), (23, 2783469017), (109, 587337499), (161, 397638431), (661, 96852931), (763, 83905357), (2507, 25536413), (4627, 13836133), (5519, 11599889), (15203, 4210997), (17549, 3648059), (38633, 1657127), (72049, 888559), (106421, 601571), (126937, 504343)]