23989665

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 45176832

約数和(自身を除く): 21187167

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 127, 147, 245, 257, 381, 635, 735, 771, 889, 1285, 1799, 1905, 2667, 3855, 4445, 5397, 6223, 8995, 12593, 13335, 18669, 26985, 31115, 32639, 37779, 62965, 93345, 97917, 163195, 188895, 228473, 489585, 685419, 1142365, 1599311, 3427095, 4797933, 7996555, 23989665]

約数ペア:

[(1, 23989665), (3, 7996555), (5, 4797933), (7, 3427095), (15, 1599311), (21, 1142365), (35, 685419), (49, 489585), (105, 228473), (127, 188895), (147, 163195), (245, 97917), (257, 93345), (381, 62965), (635, 37779), (735, 32639), (771, 31115), (889, 26985), (1285, 18669), (1799, 13335), (1905, 12593), (2667, 8995), (3855, 6223), (4445, 5397)]