28443285

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:899

約数の個数: 64

約数和(自身を含む): 57388800

約数和(自身を除く): 28945515

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 95, 117, 135, 171, 195, 247, 285, 351, 513, 585, 741, 853, 855, 1235, 1755, 2223, 2559, 2565, 3705, 4265, 6669, 7677, 11089, 11115, 12795, 16207, 23031, 33267, 33345, 38385, 48621, 55445, 81035, 99801, 115155, 145863, 166335, 210691, 243105, 299403, 437589, 499005, 632073, 729315, 1053455, 1497015, 1896219, 2187945, 3160365, 5688657, 9481095, 28443285]

約数ペア:

[(1, 28443285), (3, 9481095), (5, 5688657), (9, 3160365), (13, 2187945), (15, 1896219), (19, 1497015), (27, 1053455), (39, 729315), (45, 632073), (57, 499005), (65, 437589), (95, 299403), (117, 243105), (135, 210691), (171, 166335), (195, 145863), (247, 115155), (285, 99801), (351, 81035), (513, 55445), (585, 48621), (741, 38385), (853, 33345), (855, 33267), (1235, 23031), (1755, 16207), (2223, 12795), (2559, 11115), (2565, 11089), (3705, 7677), (4265, 6669)]