421936816

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71081}}^1$

素因数の和:71149

約数の個数: 40

約数和(自身を含む): 951930144

約数和(自身を除く): 529993328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 71081, 142162, 284324, 497567, 568648, 995134, 1137296, 1990268, 3767293, 3980536, 7534586, 7961072, 15069172, 26371051, 30138344, 52742102, 60276688, 105484204, 210968408, 421936816]

約数ペア:

[(1, 421936816), (2, 210968408), (4, 105484204), (7, 60276688), (8, 52742102), (14, 30138344), (16, 26371051), (28, 15069172), (53, 7961072), (56, 7534586), (106, 3980536), (112, 3767293), (212, 1990268), (371, 1137296), (424, 995134), (742, 568648), (848, 497567), (1484, 284324), (2968, 142162), (5936, 71081)]