31285476

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{863}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 84913920

約数和(自身を除く): 53628444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 53, 57, 76, 106, 114, 159, 171, 212, 228, 318, 342, 477, 636, 684, 863, 954, 1007, 1726, 1908, 2014, 2589, 3021, 3452, 4028, 5178, 6042, 7767, 9063, 10356, 12084, 15534, 16397, 18126, 31068, 32794, 36252, 45739, 49191, 65588, 91478, 98382, 137217, 147573, 182956, 196764, 274434, 295146, 411651, 548868, 590292, 823302, 869041, 1646604, 1738082, 2607123, 3476164, 5214246, 7821369, 10428492, 15642738, 31285476]

約数ペア:

[(1, 31285476), (2, 15642738), (3, 10428492), (4, 7821369), (6, 5214246), (9, 3476164), (12, 2607123), (18, 1738082), (19, 1646604), (36, 869041), (38, 823302), (53, 590292), (57, 548868), (76, 411651), (106, 295146), (114, 274434), (159, 196764), (171, 182956), (212, 147573), (228, 137217), (318, 98382), (342, 91478), (477, 65588), (636, 49191), (684, 45739), (863, 36252), (954, 32794), (1007, 31068), (1726, 18126), (1908, 16397), (2014, 15534), (2589, 12084), (3021, 10356), (3452, 9063), (4028, 7767), (5178, 6042)]