1640759718

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1\times {\mathrm{617}}^1$

素因数の和:1069

約数の個数: 64

約数和(自身を含む): 3584835072

約数和(自身を除く): 1944075354

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 331, 617, 618, 662, 993, 1234, 1339, 1851, 1986, 2678, 3702, 4017, 4303, 8021, 8034, 8606, 12909, 16042, 24063, 25818, 34093, 48126, 63551, 68186, 102279, 127102, 190653, 204227, 204558, 381306, 408454, 443209, 612681, 826163, 886418, 1225362, 1329627, 1652326, 2478489, 2654951, 2659254, 4956978, 5309902, 7964853, 15929706, 21035381, 42070762, 63106143, 126212286, 273459953, 546919906, 820379859, 1640759718]

約数ペア:

[(1, 1640759718), (2, 820379859), (3, 546919906), (6, 273459953), (13, 126212286), (26, 63106143), (39, 42070762), (78, 21035381), (103, 15929706), (206, 7964853), (309, 5309902), (331, 4956978), (617, 2659254), (618, 2654951), (662, 2478489), (993, 1652326), (1234, 1329627), (1339, 1225362), (1851, 886418), (1986, 826163), (2678, 612681), (3702, 443209), (4017, 408454), (4303, 381306), (8021, 204558), (8034, 204227), (8606, 190653), (12909, 127102), (16042, 102279), (24063, 68186), (25818, 63551), (34093, 48126)]