31881948

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{919}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 88099200

約数和(自身を除く): 56217252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 59, 84, 98, 118, 147, 177, 196, 236, 294, 354, 413, 588, 708, 826, 919, 1239, 1652, 1838, 2478, 2757, 2891, 3676, 4956, 5514, 5782, 6433, 8673, 11028, 11564, 12866, 17346, 19299, 25732, 34692, 38598, 45031, 54221, 77196, 90062, 108442, 135093, 162663, 180124, 216884, 270186, 325326, 379547, 540372, 650652, 759094, 1138641, 1518188, 2277282, 2656829, 4554564, 5313658, 7970487, 10627316, 15940974, 31881948]

約数ペア:

[(1, 31881948), (2, 15940974), (3, 10627316), (4, 7970487), (6, 5313658), (7, 4554564), (12, 2656829), (14, 2277282), (21, 1518188), (28, 1138641), (42, 759094), (49, 650652), (59, 540372), (84, 379547), (98, 325326), (118, 270186), (147, 216884), (177, 180124), (196, 162663), (236, 135093), (294, 108442), (354, 90062), (413, 77196), (588, 54221), (708, 45031), (826, 38598), (919, 34692), (1239, 25732), (1652, 19299), (1838, 17346), (2478, 12866), (2757, 11564), (2891, 11028), (3676, 8673), (4956, 6433), (5514, 5782)]