211345416

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{13781}}^1$

素因数の和:13867

約数の個数: 64

約数和(自身を含む): 595382400

約数和(自身を除く): 384036984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1278, 1704, 1917, 2556, 3834, 5112, 7668, 13781, 15336, 27562, 41343, 55124, 82686, 110248, 124029, 165372, 248058, 330744, 372087, 496116, 744174, 978451, 992232, 1488348, 1956902, 2935353, 2976696, 3913804, 5870706, 7827608, 8806059, 11741412, 17612118, 23482824, 26418177, 35224236, 52836354, 70448472, 105672708, 211345416]

約数ペア:

[(1, 211345416), (2, 105672708), (3, 70448472), (4, 52836354), (6, 35224236), (8, 26418177), (9, 23482824), (12, 17612118), (18, 11741412), (24, 8806059), (27, 7827608), (36, 5870706), (54, 3913804), (71, 2976696), (72, 2935353), (108, 1956902), (142, 1488348), (213, 992232), (216, 978451), (284, 744174), (426, 496116), (568, 372087), (639, 330744), (852, 248058), (1278, 165372), (1704, 124029), (1917, 110248), (2556, 82686), (3834, 55124), (5112, 41343), (7668, 27562), (13781, 15336)]