193080975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{647}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 335549952

約数和(自身を除く): 142468977

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 173, 345, 519, 575, 647, 865, 1725, 1941, 2595, 3235, 3979, 4325, 9705, 11937, 12975, 14881, 16175, 19895, 44643, 48525, 59685, 74405, 99475, 111931, 223215, 298425, 335793, 372025, 559655, 1116075, 1678965, 2574413, 2798275, 7723239, 8394825, 12872065, 38616195, 64360325, 193080975]

約数ペア:

[(1, 193080975), (3, 64360325), (5, 38616195), (15, 12872065), (23, 8394825), (25, 7723239), (69, 2798275), (75, 2574413), (115, 1678965), (173, 1116075), (345, 559655), (519, 372025), (575, 335793), (647, 298425), (865, 223215), (1725, 111931), (1941, 99475), (2595, 74405), (3235, 59685), (3979, 48525), (4325, 44643), (9705, 19895), (11937, 16175), (12975, 14881)]