389356344

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{415979}}^1$

素因数の和:416004

約数の個数: 48

約数和(自身を含む): 1135625400

約数和(自身を除く): 746269056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 415979, 831958, 1247937, 1663916, 2495874, 3327832, 3743811, 4991748, 5407727, 7487622, 9983496, 10815454, 14975244, 16223181, 21630908, 29950488, 32446362, 43261816, 48669543, 64892724, 97339086, 129785448, 194678172, 389356344]

約数ペア:

[(1, 389356344), (2, 194678172), (3, 129785448), (4, 97339086), (6, 64892724), (8, 48669543), (9, 43261816), (12, 32446362), (13, 29950488), (18, 21630908), (24, 16223181), (26, 14975244), (36, 10815454), (39, 9983496), (52, 7487622), (72, 5407727), (78, 4991748), (104, 3743811), (117, 3327832), (156, 2495874), (234, 1663916), (312, 1247937), (468, 831958), (936, 415979)]