191750481

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 310407552

約数和(自身を除く): 118657071

約数列:

[1, 3, 9, 13, 39, 41, 71, 117, 123, 213, 369, 533, 563, 639, 923, 1599, 1689, 2769, 2911, 4797, 5067, 7319, 8307, 8733, 21957, 23083, 26199, 37843, 39973, 65871, 69249, 113529, 119919, 207747, 300079, 340587, 359757, 519649, 900237, 1558947, 1638893, 2700711, 4676841, 4916679, 14750037, 21305609, 63916827, 191750481]

約数ペア:

[(1, 191750481), (3, 63916827), (9, 21305609), (13, 14750037), (39, 4916679), (41, 4676841), (71, 2700711), (117, 1638893), (123, 1558947), (213, 900237), (369, 519649), (533, 359757), (563, 340587), (639, 300079), (923, 207747), (1599, 119919), (1689, 113529), (2769, 69249), (2911, 65871), (4797, 39973), (5067, 37843), (7319, 26199), (8307, 23083), (8733, 21957)]