51331245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 100569600

約数和(自身を除く): 49238355

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 149, 193, 255, 357, 447, 579, 595, 745, 965, 1043, 1351, 1785, 2235, 2533, 2895, 3129, 3281, 4053, 5215, 6755, 7599, 9843, 12665, 15645, 16405, 17731, 20265, 22967, 28757, 37995, 49215, 53193, 68901, 86271, 88655, 114835, 143785, 201299, 265965, 344505, 431355, 488869, 603897, 1006495, 1466607, 2444345, 3019485, 3422083, 7333035, 10266249, 17110415, 51331245]

約数ペア:

[(1, 51331245), (3, 17110415), (5, 10266249), (7, 7333035), (15, 3422083), (17, 3019485), (21, 2444345), (35, 1466607), (51, 1006495), (85, 603897), (105, 488869), (119, 431355), (149, 344505), (193, 265965), (255, 201299), (357, 143785), (447, 114835), (579, 88655), (595, 86271), (745, 68901), (965, 53193), (1043, 49215), (1351, 37995), (1785, 28757), (2235, 22967), (2533, 20265), (2895, 17731), (3129, 16405), (3281, 15645), (4053, 12665), (5215, 9843), (6755, 7599)]