390400452

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{278063}}^1$

素因数の和:278089

約数の個数: 48

約数和(自身を含む): 1090010880

約数和(自身を除く): 699610428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 278063, 556126, 834189, 1112252, 1668378, 2502567, 3336756, 3614819, 5005134, 7229638, 7507701, 10010268, 10844457, 14459276, 15015402, 21688914, 30030804, 32533371, 43377828, 65066742, 97600113, 130133484, 195200226, 390400452]

約数ペア:

[(1, 390400452), (2, 195200226), (3, 130133484), (4, 97600113), (6, 65066742), (9, 43377828), (12, 32533371), (13, 30030804), (18, 21688914), (26, 15015402), (27, 14459276), (36, 10844457), (39, 10010268), (52, 7507701), (54, 7229638), (78, 5005134), (108, 3614819), (117, 3336756), (156, 2502567), (234, 1668378), (351, 1112252), (468, 834189), (702, 556126), (1404, 278063)]