217848812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1922

約数の個数: 48

約数和(自身を含む): 424660320

約数和(自身を除く): 206811508

約数列:

[1, 2, 4, 17, 29, 34, 58, 61, 68, 116, 122, 244, 493, 986, 1037, 1769, 1811, 1972, 2074, 3538, 3622, 4148, 7076, 7244, 30073, 30787, 52519, 60146, 61574, 105038, 110471, 120292, 123148, 210076, 220942, 441884, 892823, 1785646, 1878007, 3203659, 3571292, 3756014, 6407318, 7512028, 12814636, 54462203, 108924406, 217848812]

約数ペア:

[(1, 217848812), (2, 108924406), (4, 54462203), (17, 12814636), (29, 7512028), (34, 6407318), (58, 3756014), (61, 3571292), (68, 3203659), (116, 1878007), (122, 1785646), (244, 892823), (493, 441884), (986, 220942), (1037, 210076), (1769, 123148), (1811, 120292), (1972, 110471), (2074, 105038), (3538, 61574), (3622, 60146), (4148, 52519), (7076, 30787), (7244, 30073)]