222730456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{4969}}^1$

素因数の和:5419

約数の個数: 32

約数和(自身を含む): 450878400

約数和(自身を除く): 228147944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 431, 862, 1724, 3448, 4969, 5603, 9938, 11206, 19876, 22412, 39752, 44824, 64597, 129194, 258388, 516776, 2141639, 4283278, 8566556, 17133112, 27841307, 55682614, 111365228, 222730456]

約数ペア:

[(1, 222730456), (2, 111365228), (4, 55682614), (8, 27841307), (13, 17133112), (26, 8566556), (52, 4283278), (104, 2141639), (431, 516776), (862, 258388), (1724, 129194), (3448, 64597), (4969, 44824), (5603, 39752), (9938, 22412), (11206, 19876)]