1221558052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{467}}^1$

素因数の和:781

約数の個数: 96

約数和(自身を含む): 2674788480

約数和(自身を除く): 1453230428

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 269, 286, 374, 442, 467, 538, 572, 748, 884, 934, 1076, 1868, 2431, 2959, 3497, 4573, 4862, 5137, 5918, 6071, 6994, 7939, 9146, 9724, 10274, 11836, 12142, 13988, 15878, 18292, 20548, 24284, 31756, 38467, 50303, 59449, 66781, 76934, 87329, 100606, 103207, 118898, 125623, 133562, 153868, 174658, 201212, 206414, 237796, 251246, 267124, 349316, 412828, 502492, 653939, 1135277, 1307878, 1381853, 1633099, 2135591, 2270554, 2615756, 2763706, 3266198, 4271182, 4541108, 5527412, 6532396, 8542364, 17964089, 23491501, 27762683, 35928178, 46983002, 55525366, 71856356, 93966004, 111050732, 305389513, 610779026, 1221558052]

約数ペア:

[(1, 1221558052), (2, 610779026), (4, 305389513), (11, 111050732), (13, 93966004), (17, 71856356), (22, 55525366), (26, 46983002), (34, 35928178), (44, 27762683), (52, 23491501), (68, 17964089), (143, 8542364), (187, 6532396), (221, 5527412), (269, 4541108), (286, 4271182), (374, 3266198), (442, 2763706), (467, 2615756), (538, 2270554), (572, 2135591), (748, 1633099), (884, 1381853), (934, 1307878), (1076, 1135277), (1868, 653939), (2431, 502492), (2959, 412828), (3497, 349316), (4573, 267124), (4862, 251246), (5137, 237796), (5918, 206414), (6071, 201212), (6994, 174658), (7939, 153868), (9146, 133562), (9724, 125623), (10274, 118898), (11836, 103207), (12142, 100606), (13988, 87329), (15878, 76934), (18292, 66781), (20548, 59449), (24284, 50303), (31756, 38467)]