17219930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 21487270

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 127, 130, 149, 182, 254, 298, 455, 635, 745, 889, 910, 1043, 1270, 1490, 1651, 1778, 1937, 2086, 3302, 3874, 4445, 5215, 8255, 8890, 9685, 10430, 11557, 13559, 16510, 18923, 19370, 23114, 27118, 37846, 57785, 67795, 94615, 115570, 132461, 135590, 189230, 245999, 264922, 491998, 662305, 1229995, 1324610, 1721993, 2459990, 3443986, 8609965, 17219930]

約数ペア:

[(1, 17219930), (2, 8609965), (5, 3443986), (7, 2459990), (10, 1721993), (13, 1324610), (14, 1229995), (26, 662305), (35, 491998), (65, 264922), (70, 245999), (91, 189230), (127, 135590), (130, 132461), (149, 115570), (182, 94615), (254, 67795), (298, 57785), (455, 37846), (635, 27118), (745, 23114), (889, 19370), (910, 18923), (1043, 16510), (1270, 13559), (1490, 11557), (1651, 10430), (1778, 9685), (1937, 8890), (2086, 8255), (3302, 5215), (3874, 4445)]