165215988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21149}}^1$

素因数の和:21197

約数の個数: 72

約数和(自身を含む): 492710400

約数和(自身を除く): 327494412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 21149, 42298, 63447, 84596, 126894, 148043, 190341, 253788, 296086, 380682, 444129, 592172, 655619, 761364, 888258, 1311238, 1332387, 1776516, 1966857, 2622476, 2664774, 3933714, 4589333, 5329548, 5900571, 7867428, 9178666, 11801142, 13767999, 18357332, 23602284, 27535998, 41303997, 55071996, 82607994, 165215988]

約数ペア:

[(1, 165215988), (2, 82607994), (3, 55071996), (4, 41303997), (6, 27535998), (7, 23602284), (9, 18357332), (12, 13767999), (14, 11801142), (18, 9178666), (21, 7867428), (28, 5900571), (31, 5329548), (36, 4589333), (42, 3933714), (62, 2664774), (63, 2622476), (84, 1966857), (93, 1776516), (124, 1332387), (126, 1311238), (186, 888258), (217, 761364), (252, 655619), (279, 592172), (372, 444129), (434, 380682), (558, 296086), (651, 253788), (868, 190341), (1116, 148043), (1302, 126894), (1953, 84596), (2604, 63447), (3906, 42298), (7812, 21149)]