1917741

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 32

約数和(自身を含む): 3133440

約数和(自身を除く): 1215699

約数列:

[1, 3, 7, 21, 29, 47, 67, 87, 141, 201, 203, 329, 469, 609, 987, 1363, 1407, 1943, 3149, 4089, 5829, 9447, 9541, 13601, 22043, 28623, 40803, 66129, 91321, 273963, 639247, 1917741]

約数ペア:

[(1, 1917741), (3, 639247), (7, 273963), (21, 91321), (29, 66129), (47, 40803), (67, 28623), (87, 22043), (141, 13601), (201, 9541), (203, 9447), (329, 5829), (469, 4089), (609, 3149), (987, 1943), (1363, 1407)]