142807028

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 313342848

約数和(自身を除く): 170535820

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 103, 169, 182, 206, 293, 338, 364, 412, 586, 676, 721, 1172, 1183, 1339, 1442, 2051, 2366, 2678, 2884, 3809, 4102, 4732, 5356, 7618, 8204, 9373, 15236, 17407, 18746, 26663, 30179, 34814, 37492, 49517, 53326, 60358, 69628, 99034, 106652, 120716, 121849, 198068, 211253, 243698, 346619, 392327, 422506, 487396, 693238, 784654, 845012, 1386476, 1569308, 2746289, 5100251, 5492578, 10200502, 10985156, 20401004, 35701757, 71403514, 142807028]

約数ペア:

[(1, 142807028), (2, 71403514), (4, 35701757), (7, 20401004), (13, 10985156), (14, 10200502), (26, 5492578), (28, 5100251), (52, 2746289), (91, 1569308), (103, 1386476), (169, 845012), (182, 784654), (206, 693238), (293, 487396), (338, 422506), (364, 392327), (412, 346619), (586, 243698), (676, 211253), (721, 198068), (1172, 121849), (1183, 120716), (1339, 106652), (1442, 99034), (2051, 69628), (2366, 60358), (2678, 53326), (2884, 49517), (3809, 37492), (4102, 34814), (4732, 30179), (5356, 26663), (7618, 18746), (8204, 17407), (9373, 15236)]