215115894

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{21611}}^1$

素因数の和:21705

約数の個数: 48

約数和(自身を含む): 539435520

約数和(自身を除く): 324319626

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 3318, 4977, 9954, 21611, 43222, 64833, 129666, 151277, 194499, 302554, 388998, 453831, 907662, 1361493, 1707269, 2722986, 3414538, 5121807, 10243614, 11950883, 15365421, 23901766, 30730842, 35852649, 71705298, 107557947, 215115894]

約数ペア:

[(1, 215115894), (2, 107557947), (3, 71705298), (6, 35852649), (7, 30730842), (9, 23901766), (14, 15365421), (18, 11950883), (21, 10243614), (42, 5121807), (63, 3414538), (79, 2722986), (126, 1707269), (158, 1361493), (237, 907662), (474, 453831), (553, 388998), (711, 302554), (1106, 194499), (1422, 151277), (1659, 129666), (3318, 64833), (4977, 43222), (9954, 21611)]