215548676

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{677}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 440125056

約数和(自身を除く): 224576380

約数列:

[1, 2, 4, 7, 14, 28, 83, 137, 166, 274, 332, 548, 581, 677, 959, 1162, 1354, 1918, 2324, 2708, 3836, 4739, 9478, 11371, 18956, 22742, 45484, 56191, 79597, 92749, 112382, 159194, 185498, 224764, 318388, 370996, 393337, 649243, 786674, 1298486, 1573348, 2596972, 7698167, 15396334, 30792668, 53887169, 107774338, 215548676]

約数ペア:

[(1, 215548676), (2, 107774338), (4, 53887169), (7, 30792668), (14, 15396334), (28, 7698167), (83, 2596972), (137, 1573348), (166, 1298486), (274, 786674), (332, 649243), (548, 393337), (581, 370996), (677, 318388), (959, 224764), (1162, 185498), (1354, 159194), (1918, 112382), (2324, 92749), (2708, 79597), (3836, 56191), (4739, 45484), (9478, 22742), (11371, 18956)]