833872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:251

約数の個数: 40

約数和(自身を含む): 1840160

約数和(自身を除く): 1006288

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 211, 247, 304, 422, 494, 844, 988, 1688, 1976, 2743, 3376, 3952, 4009, 5486, 8018, 10972, 16036, 21944, 32072, 43888, 52117, 64144, 104234, 208468, 416936, 833872]

約数ペア:

[(1, 833872), (2, 416936), (4, 208468), (8, 104234), (13, 64144), (16, 52117), (19, 43888), (26, 32072), (38, 21944), (52, 16036), (76, 10972), (104, 8018), (152, 5486), (208, 4009), (211, 3952), (247, 3376), (304, 2743), (422, 1976), (494, 1688), (844, 988)]