61621794

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:512

約数の個数: 72

約数和(自身を含む): 147992832

約数和(自身を除く): 86371038

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 117, 141, 169, 234, 282, 338, 423, 431, 507, 611, 846, 862, 1014, 1222, 1293, 1521, 1833, 2586, 3042, 3666, 3879, 5499, 5603, 7758, 7943, 10998, 11206, 15886, 16809, 20257, 23829, 33618, 40514, 47658, 50427, 60771, 71487, 72839, 100854, 121542, 142974, 145678, 182313, 218517, 263341, 364626, 437034, 526682, 655551, 790023, 1311102, 1580046, 2370069, 3423433, 4740138, 6846866, 10270299, 20540598, 30810897, 61621794]

約数ペア:

[(1, 61621794), (2, 30810897), (3, 20540598), (6, 10270299), (9, 6846866), (13, 4740138), (18, 3423433), (26, 2370069), (39, 1580046), (47, 1311102), (78, 790023), (94, 655551), (117, 526682), (141, 437034), (169, 364626), (234, 263341), (282, 218517), (338, 182313), (423, 145678), (431, 142974), (507, 121542), (611, 100854), (846, 72839), (862, 71487), (1014, 60771), (1222, 50427), (1293, 47658), (1521, 40514), (1833, 33618), (2586, 23829), (3042, 20257), (3666, 16809), (3879, 15886), (5499, 11206), (5603, 10998), (7758, 7943)]