161441644

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 353965920

約数和(自身を除く): 192524276

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 109, 169, 182, 218, 313, 338, 364, 436, 626, 676, 763, 1183, 1252, 1417, 1526, 2191, 2366, 2834, 3052, 4069, 4382, 4732, 5668, 8138, 8764, 9919, 16276, 18421, 19838, 28483, 34117, 36842, 39676, 52897, 56966, 68234, 73684, 105794, 113932, 128947, 136468, 211588, 238819, 257894, 370279, 443521, 477638, 515788, 740558, 887042, 955276, 1481116, 1774084, 3104647, 5765773, 6209294, 11531546, 12418588, 23063092, 40360411, 80720822, 161441644]

約数ペア:

[(1, 161441644), (2, 80720822), (4, 40360411), (7, 23063092), (13, 12418588), (14, 11531546), (26, 6209294), (28, 5765773), (52, 3104647), (91, 1774084), (109, 1481116), (169, 955276), (182, 887042), (218, 740558), (313, 515788), (338, 477638), (364, 443521), (436, 370279), (626, 257894), (676, 238819), (763, 211588), (1183, 136468), (1252, 128947), (1417, 113932), (1526, 105794), (2191, 73684), (2366, 68234), (2834, 56966), (3052, 52897), (4069, 39676), (4382, 36842), (4732, 34117), (5668, 28483), (8138, 19838), (8764, 18421), (9919, 16276)]