207432405

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{113}}^2$

素因数の和:275

約数の個数: 54

約数和(自身を含む): 382856994

約数和(自身を除く): 175424589

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 113, 171, 285, 339, 361, 565, 855, 1017, 1083, 1695, 1805, 2147, 3249, 5085, 5415, 6441, 10735, 12769, 16245, 19323, 32205, 38307, 40793, 63845, 96615, 114921, 122379, 191535, 203965, 242611, 367137, 574605, 611895, 727833, 1213055, 1835685, 2183499, 3639165, 4609609, 10917495, 13828827, 23048045, 41486481, 69144135, 207432405]

約数ペア:

[(1, 207432405), (3, 69144135), (5, 41486481), (9, 23048045), (15, 13828827), (19, 10917495), (45, 4609609), (57, 3639165), (95, 2183499), (113, 1835685), (171, 1213055), (285, 727833), (339, 611895), (361, 574605), (565, 367137), (855, 242611), (1017, 203965), (1083, 191535), (1695, 122379), (1805, 114921), (2147, 96615), (3249, 63845), (5085, 40793), (5415, 38307), (6441, 32205), (10735, 19323), (12769, 16245)]