219471505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:597

約数の個数: 32

約数和(自身を含む): 293787648

約数和(自身を除く): 74316143

約数列:

[1, 5, 11, 55, 83, 131, 367, 415, 655, 913, 1441, 1835, 4037, 4565, 7205, 10873, 20185, 30461, 48077, 54365, 119603, 152305, 240385, 335071, 528847, 598015, 1675355, 2644235, 3990391, 19951955, 43894301, 219471505]

約数ペア:

[(1, 219471505), (5, 43894301), (11, 19951955), (55, 3990391), (83, 2644235), (131, 1675355), (367, 598015), (415, 528847), (655, 335071), (913, 240385), (1441, 152305), (1835, 119603), (4037, 54365), (4565, 48077), (7205, 30461), (10873, 20185)]