31215691572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{639299}}^1$

素因数の和:639632

約数の個数: 48

約数和(自身を含む): 78690158400

約数和(自身を除く): 47474466828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 313, 626, 939, 1252, 1878, 3756, 4069, 8138, 12207, 16276, 24414, 48828, 639299, 1278598, 1917897, 2557196, 3835794, 7671588, 8310887, 16621774, 24932661, 33243548, 49865322, 99730644, 200100587, 400201174, 600301761, 800402348, 1200603522, 2401207044, 2601307631, 5202615262, 7803922893, 10405230524, 15607845786, 31215691572]

約数ペア:

[(1, 31215691572), (2, 15607845786), (3, 10405230524), (4, 7803922893), (6, 5202615262), (12, 2601307631), (13, 2401207044), (26, 1200603522), (39, 800402348), (52, 600301761), (78, 400201174), (156, 200100587), (313, 99730644), (626, 49865322), (939, 33243548), (1252, 24932661), (1878, 16621774), (3756, 8310887), (4069, 7671588), (8138, 3835794), (12207, 2557196), (16276, 1917897), (24414, 1278598), (48828, 639299)]