28977930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13999}}^1$

素因数の和:14035

約数の個数: 48

約数和(自身を含む): 78624000

約数和(自身を除く): 49646070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 13999, 27998, 41997, 69995, 83994, 125991, 139990, 209985, 251982, 321977, 419970, 629955, 643954, 965931, 1259910, 1609885, 1931862, 2897793, 3219770, 4829655, 5795586, 9659310, 14488965, 28977930]

約数ペア:

[(1, 28977930), (2, 14488965), (3, 9659310), (5, 5795586), (6, 4829655), (9, 3219770), (10, 2897793), (15, 1931862), (18, 1609885), (23, 1259910), (30, 965931), (45, 643954), (46, 629955), (69, 419970), (90, 321977), (115, 251982), (138, 209985), (207, 139990), (230, 125991), (345, 83994), (414, 69995), (690, 41997), (1035, 27998), (2070, 13999)]