223911688

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27961}}^1$

素因数の和:27998

約数の個数: 64

約数和(自身を含む): 563713920

約数和(自身を除く): 339802232

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 27961, 55922, 111844, 195727, 223688, 307571, 363493, 391454, 615142, 726986, 782908, 1230284, 1453972, 1565816, 2152997, 2460568, 2544451, 2907944, 3998423, 4305994, 5088902, 7996846, 8611988, 10177804, 15993692, 17223976, 20355608, 27988961, 31987384, 55977922, 111955844, 223911688]

約数ペア:

[(1, 223911688), (2, 111955844), (4, 55977922), (7, 31987384), (8, 27988961), (11, 20355608), (13, 17223976), (14, 15993692), (22, 10177804), (26, 8611988), (28, 7996846), (44, 5088902), (52, 4305994), (56, 3998423), (77, 2907944), (88, 2544451), (91, 2460568), (104, 2152997), (143, 1565816), (154, 1453972), (182, 1230284), (286, 782908), (308, 726986), (364, 615142), (572, 391454), (616, 363493), (728, 307571), (1001, 223688), (1144, 195727), (2002, 111844), (4004, 55922), (8008, 27961)]