19298775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 34819200

約数和(自身を除く): 15520425

約数列:

[1, 3, 5, 15, 19, 25, 29, 57, 75, 87, 95, 145, 285, 435, 467, 475, 551, 725, 1401, 1425, 1653, 2175, 2335, 2755, 7005, 8265, 8873, 11675, 13543, 13775, 26619, 35025, 40629, 41325, 44365, 67715, 133095, 203145, 221825, 257317, 338575, 665475, 771951, 1015725, 1286585, 3859755, 6432925, 19298775]

約数ペア:

[(1, 19298775), (3, 6432925), (5, 3859755), (15, 1286585), (19, 1015725), (25, 771951), (29, 665475), (57, 338575), (75, 257317), (87, 221825), (95, 203145), (145, 133095), (285, 67715), (435, 44365), (467, 41325), (475, 40629), (551, 35025), (725, 26619), (1401, 13775), (1425, 13543), (1653, 11675), (2175, 8873), (2335, 8265), (2755, 7005)]