8190975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 15110144

約数和(自身を除く): 6919169

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 93, 155, 195, 271, 325, 403, 465, 775, 813, 975, 1209, 1355, 2015, 2325, 3523, 4065, 6045, 6775, 8401, 10075, 10569, 17615, 20325, 25203, 30225, 42005, 52845, 88075, 109213, 126015, 210025, 264225, 327639, 546065, 630075, 1638195, 2730325, 8190975]

約数ペア:

[(1, 8190975), (3, 2730325), (5, 1638195), (13, 630075), (15, 546065), (25, 327639), (31, 264225), (39, 210025), (65, 126015), (75, 109213), (93, 88075), (155, 52845), (195, 42005), (271, 30225), (325, 25203), (403, 20325), (465, 17615), (775, 10569), (813, 10075), (975, 8401), (1209, 6775), (1355, 6045), (2015, 4065), (2325, 3523)]