78439244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{15551}}^1$

素因数の和:15665

約数の個数: 24

約数和(自身を含む): 149361408

約数和(自身を除く): 70922164

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 15551, 31102, 62204, 202163, 404326, 808652, 1508447, 3016894, 6033788, 19609811, 39219622, 78439244]

約数ペア:

[(1, 78439244), (2, 39219622), (4, 19609811), (13, 6033788), (26, 3016894), (52, 1508447), (97, 808652), (194, 404326), (388, 202163), (1261, 62204), (2522, 31102), (5044, 15551)]