397757904

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1128

約数の個数: 80

約数和(自身を含む): 1051361280

約数和(自身を除く): 653603376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 127, 142, 213, 254, 284, 381, 426, 508, 568, 762, 852, 919, 1016, 1136, 1524, 1704, 1838, 2032, 2757, 3048, 3408, 3676, 5514, 6096, 7352, 9017, 11028, 14704, 18034, 22056, 27051, 36068, 44112, 54102, 65249, 72136, 108204, 116713, 130498, 144272, 195747, 216408, 233426, 260996, 350139, 391494, 432816, 466852, 521992, 700278, 782988, 933704, 1043984, 1400556, 1565976, 1867408, 2801112, 3131952, 5602224, 8286623, 16573246, 24859869, 33146492, 49719738, 66292984, 99439476, 132585968, 198878952, 397757904]

約数ペア:

[(1, 397757904), (2, 198878952), (3, 132585968), (4, 99439476), (6, 66292984), (8, 49719738), (12, 33146492), (16, 24859869), (24, 16573246), (48, 8286623), (71, 5602224), (127, 3131952), (142, 2801112), (213, 1867408), (254, 1565976), (284, 1400556), (381, 1043984), (426, 933704), (508, 782988), (568, 700278), (762, 521992), (852, 466852), (919, 432816), (1016, 391494), (1136, 350139), (1524, 260996), (1704, 233426), (1838, 216408), (2032, 195747), (2757, 144272), (3048, 130498), (3408, 116713), (3676, 108204), (5514, 72136), (6096, 65249), (7352, 54102), (9017, 44112), (11028, 36068), (14704, 27051), (18034, 22056)]