389886444

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1609}}^1$

素因数の和:1799

約数の個数: 72

約数和(自身を含む): 1012677120

約数和(自身を除く): 622790676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 127, 159, 212, 254, 318, 381, 477, 508, 636, 762, 954, 1143, 1524, 1609, 1908, 2286, 3218, 4572, 4827, 6436, 6731, 9654, 13462, 14481, 19308, 20193, 26924, 28962, 40386, 57924, 60579, 80772, 85277, 121158, 170554, 204343, 242316, 255831, 341108, 408686, 511662, 613029, 767493, 817372, 1023324, 1226058, 1534986, 1839087, 2452116, 3069972, 3678174, 7356348, 10830179, 21660358, 32490537, 43320716, 64981074, 97471611, 129962148, 194943222, 389886444]

約数ペア:

[(1, 389886444), (2, 194943222), (3, 129962148), (4, 97471611), (6, 64981074), (9, 43320716), (12, 32490537), (18, 21660358), (36, 10830179), (53, 7356348), (106, 3678174), (127, 3069972), (159, 2452116), (212, 1839087), (254, 1534986), (318, 1226058), (381, 1023324), (477, 817372), (508, 767493), (636, 613029), (762, 511662), (954, 408686), (1143, 341108), (1524, 255831), (1609, 242316), (1908, 204343), (2286, 170554), (3218, 121158), (4572, 85277), (4827, 80772), (6436, 60579), (6731, 57924), (9654, 40386), (13462, 28962), (14481, 26924), (19308, 20193)]