821497170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{311}}^1\times {\mathrm{521}}^1$

素因数の和:868

約数の個数: 96

約数和(自身を含む): 2145896064

約数和(自身を除く): 1324398894

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 311, 338, 390, 507, 521, 622, 845, 933, 1014, 1042, 1555, 1563, 1690, 1866, 2535, 2605, 3110, 3126, 4043, 4665, 5070, 5210, 6773, 7815, 8086, 9330, 12129, 13546, 15630, 20215, 20319, 24258, 33865, 40430, 40638, 52559, 60645, 67730, 88049, 101595, 105118, 121290, 157677, 162031, 176098, 203190, 262795, 264147, 315354, 324062, 440245, 486093, 525590, 528294, 788385, 810155, 880490, 972186, 1320735, 1576770, 1620310, 2106403, 2430465, 2641470, 4212806, 4860930, 6319209, 10532015, 12638418, 21064030, 27383239, 31596045, 54766478, 63192090, 82149717, 136916195, 164299434, 273832390, 410748585, 821497170]

約数ペア:

[(1, 821497170), (2, 410748585), (3, 273832390), (5, 164299434), (6, 136916195), (10, 82149717), (13, 63192090), (15, 54766478), (26, 31596045), (30, 27383239), (39, 21064030), (65, 12638418), (78, 10532015), (130, 6319209), (169, 4860930), (195, 4212806), (311, 2641470), (338, 2430465), (390, 2106403), (507, 1620310), (521, 1576770), (622, 1320735), (845, 972186), (933, 880490), (1014, 810155), (1042, 788385), (1555, 528294), (1563, 525590), (1690, 486093), (1866, 440245), (2535, 324062), (2605, 315354), (3110, 264147), (3126, 262795), (4043, 203190), (4665, 176098), (5070, 162031), (5210, 157677), (6773, 121290), (7815, 105118), (8086, 101595), (9330, 88049), (12129, 67730), (13546, 60645), (15630, 52559), (20215, 40638), (20319, 40430), (24258, 33865)]