83478815

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1637}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 120766464

約数和(自身を除く): 37287649

約数列:

[1, 5, 7, 31, 35, 47, 155, 217, 235, 329, 1085, 1457, 1637, 1645, 7285, 8185, 10199, 11459, 50747, 50995, 57295, 76939, 253735, 355229, 384695, 538573, 1776145, 2385109, 2692865, 11925545, 16695763, 83478815]

約数ペア:

[(1, 83478815), (5, 16695763), (7, 11925545), (31, 2692865), (35, 2385109), (47, 1776145), (155, 538573), (217, 384695), (235, 355229), (329, 253735), (1085, 76939), (1457, 57295), (1637, 50995), (1645, 50747), (7285, 11459), (8185, 10199)]