28376334

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1993}}^1$

素因数の和:2121

約数の個数: 48

約数和(自身を含む): 70922592

約数和(自身を除く): 42546258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 113, 126, 226, 339, 678, 791, 1017, 1582, 1993, 2034, 2373, 3986, 4746, 5979, 7119, 11958, 13951, 14238, 17937, 27902, 35874, 41853, 83706, 125559, 225209, 251118, 450418, 675627, 1351254, 1576463, 2026881, 3152926, 4053762, 4729389, 9458778, 14188167, 28376334]

約数ペア:

[(1, 28376334), (2, 14188167), (3, 9458778), (6, 4729389), (7, 4053762), (9, 3152926), (14, 2026881), (18, 1576463), (21, 1351254), (42, 675627), (63, 450418), (113, 251118), (126, 225209), (226, 125559), (339, 83706), (678, 41853), (791, 35874), (1017, 27902), (1582, 17937), (1993, 14238), (2034, 13951), (2373, 11958), (3986, 7119), (4746, 5979)]