256489722

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{673}}^1\times {\mathrm{683}}^1$

素因数の和:1395

約数の個数: 48

約数和(自身を含む): 575347968

約数和(自身を除く): 318858246

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 673, 683, 1346, 1366, 2019, 2049, 4038, 4098, 6057, 6147, 12114, 12294, 20863, 21173, 41726, 42346, 62589, 63519, 125178, 127038, 187767, 190557, 375534, 381114, 459659, 919318, 1378977, 2757954, 4136931, 8273862, 14249429, 28498858, 42748287, 85496574, 128244861, 256489722]

約数ペア:

[(1, 256489722), (2, 128244861), (3, 85496574), (6, 42748287), (9, 28498858), (18, 14249429), (31, 8273862), (62, 4136931), (93, 2757954), (186, 1378977), (279, 919318), (558, 459659), (673, 381114), (683, 375534), (1346, 190557), (1366, 187767), (2019, 127038), (2049, 125178), (4038, 63519), (4098, 62589), (6057, 42346), (6147, 41726), (12114, 21173), (12294, 20863)]