81637416

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{53993}}^1$

素因数の和:54015

約数の個数: 64

約数和(自身を含む): 259171200

約数和(自身を除く): 177533784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 53993, 107986, 161979, 215972, 323958, 377951, 431944, 485937, 647916, 755902, 971874, 1133853, 1295832, 1457811, 1511804, 1943748, 2267706, 2915622, 3023608, 3401559, 3887496, 4535412, 5831244, 6803118, 9070824, 10204677, 11662488, 13606236, 20409354, 27212472, 40818708, 81637416]

約数ペア:

[(1, 81637416), (2, 40818708), (3, 27212472), (4, 20409354), (6, 13606236), (7, 11662488), (8, 10204677), (9, 9070824), (12, 6803118), (14, 5831244), (18, 4535412), (21, 3887496), (24, 3401559), (27, 3023608), (28, 2915622), (36, 2267706), (42, 1943748), (54, 1511804), (56, 1457811), (63, 1295832), (72, 1133853), (84, 971874), (108, 755902), (126, 647916), (168, 485937), (189, 431944), (216, 377951), (252, 323958), (378, 215972), (504, 161979), (756, 107986), (1512, 53993)]