501039994

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2957}}^1$

素因数の和:3012

約数の個数: 64

約数和(自身を含む): 993888000

約数和(自身を除く): 492848006

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 247, 266, 343, 494, 637, 686, 931, 1274, 1729, 1862, 2957, 3458, 4459, 5914, 6517, 8918, 12103, 13034, 20699, 24206, 38441, 41398, 56183, 76882, 84721, 112366, 144893, 169442, 269087, 289786, 393281, 538174, 730379, 786562, 1014251, 1460758, 1883609, 2028502, 2752967, 3767218, 5112653, 5505934, 10225306, 13185263, 19270769, 26370526, 35788571, 38541538, 71577142, 250519997, 501039994]

約数ペア:

[(1, 501039994), (2, 250519997), (7, 71577142), (13, 38541538), (14, 35788571), (19, 26370526), (26, 19270769), (38, 13185263), (49, 10225306), (91, 5505934), (98, 5112653), (133, 3767218), (182, 2752967), (247, 2028502), (266, 1883609), (343, 1460758), (494, 1014251), (637, 786562), (686, 730379), (931, 538174), (1274, 393281), (1729, 289786), (1862, 269087), (2957, 169442), (3458, 144893), (4459, 112366), (5914, 84721), (6517, 76882), (8918, 56183), (12103, 41398), (13034, 38441), (20699, 24206)]