15891372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3319}}^1$

素因数の和:3355

約数の個数: 72

約数和(自身を含む): 48339200

約数和(自身を除く): 32447828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 3319, 4788, 6638, 9957, 13276, 19914, 23233, 29871, 39828, 46466, 59742, 63061, 69699, 92932, 119484, 126122, 139398, 189183, 209097, 252244, 278796, 378366, 418194, 441427, 567549, 756732, 836388, 882854, 1135098, 1324281, 1765708, 2270196, 2648562, 3972843, 5297124, 7945686, 15891372]

約数ペア:

[(1, 15891372), (2, 7945686), (3, 5297124), (4, 3972843), (6, 2648562), (7, 2270196), (9, 1765708), (12, 1324281), (14, 1135098), (18, 882854), (19, 836388), (21, 756732), (28, 567549), (36, 441427), (38, 418194), (42, 378366), (57, 278796), (63, 252244), (76, 209097), (84, 189183), (114, 139398), (126, 126122), (133, 119484), (171, 92932), (228, 69699), (252, 63061), (266, 59742), (342, 46466), (399, 39828), (532, 29871), (684, 23233), (798, 19914), (1197, 13276), (1596, 9957), (2394, 6638), (3319, 4788)]