15983205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{181}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 30436224

約数和(自身を除く): 14453019

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 181, 203, 435, 543, 609, 841, 905, 1015, 1267, 2523, 2715, 3045, 3801, 4205, 5249, 5887, 6335, 12615, 15747, 17661, 19005, 26245, 29435, 36743, 78735, 88305, 110229, 152221, 183715, 456663, 551145, 761105, 1065547, 2283315, 3196641, 5327735, 15983205]

約数ペア:

[(1, 15983205), (3, 5327735), (5, 3196641), (7, 2283315), (15, 1065547), (21, 761105), (29, 551145), (35, 456663), (87, 183715), (105, 152221), (145, 110229), (181, 88305), (203, 78735), (435, 36743), (543, 29435), (609, 26245), (841, 19005), (905, 17661), (1015, 15747), (1267, 12615), (2523, 6335), (2715, 5887), (3045, 5249), (3801, 4205)]