811075245

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 1368576000

約数和(自身を除く): 557500755

約数列:

[1, 3, 5, 15, 43, 71, 89, 129, 199, 213, 215, 267, 355, 445, 597, 645, 995, 1065, 1335, 2985, 3053, 3827, 6319, 8557, 9159, 11481, 14129, 15265, 17711, 18957, 19135, 25671, 31595, 42387, 42785, 45795, 53133, 57405, 70645, 88555, 94785, 128355, 211935, 265665, 271717, 607547, 761573, 815151, 1257481, 1358585, 1822641, 2284719, 3037735, 3772443, 3807865, 4075755, 6287405, 9113205, 11423595, 18862215, 54071683, 162215049, 270358415, 811075245]

約数ペア:

[(1, 811075245), (3, 270358415), (5, 162215049), (15, 54071683), (43, 18862215), (71, 11423595), (89, 9113205), (129, 6287405), (199, 4075755), (213, 3807865), (215, 3772443), (267, 3037735), (355, 2284719), (445, 1822641), (597, 1358585), (645, 1257481), (995, 815151), (1065, 761573), (1335, 607547), (2985, 271717), (3053, 265665), (3827, 211935), (6319, 128355), (8557, 94785), (9159, 88555), (11481, 70645), (14129, 57405), (15265, 53133), (17711, 45795), (18957, 42785), (19135, 42387), (25671, 31595)]