291233222

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 559125504

約数和(自身を除く): 267892282

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 83, 119, 161, 166, 238, 322, 391, 581, 641, 782, 1162, 1282, 1411, 1909, 2737, 2822, 3818, 4487, 5474, 8974, 9877, 10897, 13363, 14743, 19754, 21794, 26726, 29486, 32453, 53203, 64906, 76279, 103201, 106406, 152558, 206402, 227171, 250631, 372421, 454342, 501262, 744842, 904451, 1223669, 1754417, 1808902, 2447338, 3508834, 6331157, 8565683, 12662314, 17131366, 20802373, 41604746, 145616611, 291233222]

約数ペア:

[(1, 291233222), (2, 145616611), (7, 41604746), (14, 20802373), (17, 17131366), (23, 12662314), (34, 8565683), (46, 6331157), (83, 3508834), (119, 2447338), (161, 1808902), (166, 1754417), (238, 1223669), (322, 904451), (391, 744842), (581, 501262), (641, 454342), (782, 372421), (1162, 250631), (1282, 227171), (1411, 206402), (1909, 152558), (2737, 106406), (2822, 103201), (3818, 76279), (4487, 64906), (5474, 53203), (8974, 32453), (9877, 29486), (10897, 26726), (13363, 21794), (14743, 19754)]