245937848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{38767}}^1$

素因数の和:38847

約数の個数: 32

約数和(自身を含む): 504759360

約数和(自身を除く): 258821512

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 38767, 77534, 155068, 310136, 503971, 1007942, 2015884, 2364787, 4031768, 4729574, 9459148, 18918296, 30742231, 61484462, 122968924, 245937848]

約数ペア:

[(1, 245937848), (2, 122968924), (4, 61484462), (8, 30742231), (13, 18918296), (26, 9459148), (52, 4729574), (61, 4031768), (104, 2364787), (122, 2015884), (244, 1007942), (488, 503971), (793, 310136), (1586, 155068), (3172, 77534), (6344, 38767)]