381124016

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{261761}}^1$

素因数の和:261789

約数の個数: 40

約数和(自身を含む): 908837664

約数和(自身を除く): 527713648

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 261761, 523522, 1047044, 1832327, 2094088, 3402893, 3664654, 4188176, 6805786, 7329308, 13611572, 14658616, 23820251, 27223144, 29317232, 47640502, 54446288, 95281004, 190562008, 381124016]

約数ペア:

[(1, 381124016), (2, 190562008), (4, 95281004), (7, 54446288), (8, 47640502), (13, 29317232), (14, 27223144), (16, 23820251), (26, 14658616), (28, 13611572), (52, 7329308), (56, 6805786), (91, 4188176), (104, 3664654), (112, 3402893), (182, 2094088), (208, 1832327), (364, 1047044), (728, 523522), (1456, 261761)]