315590925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1871}}^1$

素因数の和:2070

約数の個数: 48

約数和(自身を含む): 565463808

約数和(自身を除く): 249872883

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 173, 195, 325, 519, 865, 975, 1871, 2249, 2595, 4325, 5613, 6747, 9355, 11245, 12975, 24323, 28065, 33735, 46775, 56225, 72969, 121615, 140325, 168675, 323683, 364845, 608075, 971049, 1618415, 1824225, 4207879, 4855245, 8092075, 12623637, 21039395, 24276225, 63118185, 105196975, 315590925]

約数ペア:

[(1, 315590925), (3, 105196975), (5, 63118185), (13, 24276225), (15, 21039395), (25, 12623637), (39, 8092075), (65, 4855245), (75, 4207879), (173, 1824225), (195, 1618415), (325, 971049), (519, 608075), (865, 364845), (975, 323683), (1871, 168675), (2249, 140325), (2595, 121615), (4325, 72969), (5613, 56225), (6747, 46775), (9355, 33735), (11245, 28065), (12975, 24323)]