81983832

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2131}}^1$

素因数の和:2376

約数の個数: 64

約数和(自身を含む): 235372800

約数和(自身を除く): 153388968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 229, 458, 687, 916, 1374, 1603, 1832, 2131, 2748, 3206, 4262, 4809, 5496, 6393, 6412, 8524, 9618, 12786, 12824, 14917, 17048, 19236, 25572, 29834, 38472, 44751, 51144, 59668, 89502, 119336, 179004, 358008, 487999, 975998, 1463997, 1951996, 2927994, 3415993, 3903992, 5855988, 6831986, 10247979, 11711976, 13663972, 20495958, 27327944, 40991916, 81983832]

約数ペア:

[(1, 81983832), (2, 40991916), (3, 27327944), (4, 20495958), (6, 13663972), (7, 11711976), (8, 10247979), (12, 6831986), (14, 5855988), (21, 3903992), (24, 3415993), (28, 2927994), (42, 1951996), (56, 1463997), (84, 975998), (168, 487999), (229, 358008), (458, 179004), (687, 119336), (916, 89502), (1374, 59668), (1603, 51144), (1832, 44751), (2131, 38472), (2748, 29834), (3206, 25572), (4262, 19236), (4809, 17048), (5496, 14917), (6393, 12824), (6412, 12786), (8524, 9618)]