193399385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 252875520

約数和(自身を除く): 59476135

約数列:

[1, 5, 19, 53, 71, 95, 265, 355, 541, 1007, 1349, 2705, 3763, 5035, 6745, 10279, 18815, 28673, 38411, 51395, 71497, 143365, 192055, 357485, 544787, 729809, 2035783, 2723935, 3649045, 10178915, 38679877, 193399385]

約数ペア:

[(1, 193399385), (5, 38679877), (19, 10178915), (53, 3649045), (71, 2723935), (95, 2035783), (265, 729809), (355, 544787), (541, 357485), (1007, 192055), (1349, 143365), (2705, 71497), (3763, 51395), (5035, 38411), (6745, 28673), (10279, 18815)]