221082288

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{657983}}^1$

素因数の和:658001

約数の個数: 40

約数和(自身を含む): 652720128

約数和(自身を除く): 431637840

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 657983, 1315966, 1973949, 2631932, 3947898, 4605881, 5263864, 7895796, 9211762, 10527728, 13817643, 15791592, 18423524, 27635286, 31583184, 36847048, 55270572, 73694096, 110541144, 221082288]

約数ペア:

[(1, 221082288), (2, 110541144), (3, 73694096), (4, 55270572), (6, 36847048), (7, 31583184), (8, 27635286), (12, 18423524), (14, 15791592), (16, 13817643), (21, 10527728), (24, 9211762), (28, 7895796), (42, 5263864), (48, 4605881), (56, 3947898), (84, 2631932), (112, 1973949), (168, 1315966), (336, 657983)]