40712427

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 69750720

約数和(自身を除く): 29038293

約数列:

[1, 3, 7, 9, 21, 53, 63, 89, 137, 159, 267, 371, 411, 477, 623, 801, 959, 1113, 1233, 1869, 2877, 3339, 4717, 5607, 7261, 8631, 12193, 14151, 21783, 33019, 36579, 42453, 50827, 65349, 85351, 99057, 109737, 152481, 256053, 297171, 457443, 646229, 768159, 1938687, 4523603, 5816061, 13570809, 40712427]

約数ペア:

[(1, 40712427), (3, 13570809), (7, 5816061), (9, 4523603), (21, 1938687), (53, 768159), (63, 646229), (89, 457443), (137, 297171), (159, 256053), (267, 152481), (371, 109737), (411, 99057), (477, 85351), (623, 65349), (801, 50827), (959, 42453), (1113, 36579), (1233, 33019), (1869, 21783), (2877, 14151), (3339, 12193), (4717, 8631), (5607, 7261)]