212316675

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1820

約数の個数: 48

約数和(自身を含む): 369404928

約数和(自身を除く): 157088253

約数列:

[1, 3, 5, 15, 25, 31, 53, 75, 93, 155, 159, 265, 465, 775, 795, 1325, 1643, 1723, 2325, 3975, 4929, 5169, 8215, 8615, 24645, 25845, 41075, 43075, 53413, 91319, 123225, 129225, 160239, 267065, 273957, 456595, 801195, 1335325, 1369785, 2282975, 2830889, 4005975, 6848925, 8492667, 14154445, 42463335, 70772225, 212316675]

約数ペア:

[(1, 212316675), (3, 70772225), (5, 42463335), (15, 14154445), (25, 8492667), (31, 6848925), (53, 4005975), (75, 2830889), (93, 2282975), (155, 1369785), (159, 1335325), (265, 801195), (465, 456595), (775, 273957), (795, 267065), (1325, 160239), (1643, 129225), (1723, 123225), (2325, 91319), (3975, 53413), (4929, 43075), (5169, 41075), (8215, 25845), (8615, 24645)]