251052776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127051}}^1$

素因数の和:127089

約数の個数: 32

約数和(自身を含む): 533618400

約数和(自身を除く): 282565624

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 127051, 254102, 508204, 1016408, 1651663, 2413969, 3303326, 4827938, 6606652, 9655876, 13213304, 19311752, 31381597, 62763194, 125526388, 251052776]

約数ペア:

[(1, 251052776), (2, 125526388), (4, 62763194), (8, 31381597), (13, 19311752), (19, 13213304), (26, 9655876), (38, 6606652), (52, 4827938), (76, 3303326), (104, 2413969), (152, 1651663), (247, 1016408), (494, 508204), (988, 254102), (1976, 127051)]