28080821776

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^2\times {\mathrm{26647}}^1$

素因数の和:26856

約数の個数: 60

約数和(自身を含む): 62828948928

約数和(自身を除く): 34748127152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 5432, 9409, 10864, 18818, 26647, 37636, 53294, 65863, 75272, 106588, 131726, 150544, 186529, 213176, 263452, 373058, 426352, 526904, 746116, 1053808, 1492232, 2584759, 2984464, 5169518, 10339036, 18093313, 20678072, 36186626, 41356144, 72373252, 144746504, 250721623, 289493008, 501443246, 1002886492, 1755051361, 2005772984, 3510102722, 4011545968, 7020205444, 14040410888, 28080821776]

約数ペア:

[(1, 28080821776), (2, 14040410888), (4, 7020205444), (7, 4011545968), (8, 3510102722), (14, 2005772984), (16, 1755051361), (28, 1002886492), (56, 501443246), (97, 289493008), (112, 250721623), (194, 144746504), (388, 72373252), (679, 41356144), (776, 36186626), (1358, 20678072), (1552, 18093313), (2716, 10339036), (5432, 5169518), (9409, 2984464), (10864, 2584759), (18818, 1492232), (26647, 1053808), (37636, 746116), (53294, 526904), (65863, 426352), (75272, 373058), (106588, 263452), (131726, 213176), (150544, 186529)]