397238296

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{77951}}^1$

素因数の和:77984

約数の個数: 48

約数和(自身を含む): 933085440

約数和(自身を除く): 535847144

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 77951, 155902, 311804, 545657, 623608, 1013363, 1091314, 2026726, 2182628, 3819599, 4053452, 4365256, 7093541, 7639198, 8106904, 14187082, 15278396, 28374164, 30556792, 49654787, 56748328, 99309574, 198619148, 397238296]

約数ペア:

[(1, 397238296), (2, 198619148), (4, 99309574), (7, 56748328), (8, 49654787), (13, 30556792), (14, 28374164), (26, 15278396), (28, 14187082), (49, 8106904), (52, 7639198), (56, 7093541), (91, 4365256), (98, 4053452), (104, 3819599), (182, 2182628), (196, 2026726), (364, 1091314), (392, 1013363), (637, 623608), (728, 545657), (1274, 311804), (2548, 155902), (5096, 77951)]