28067004

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{2273}}^1$

素因数の和:2304

約数の個数: 72

約数和(自身を含む): 82773600

約数和(自身を除く): 54706596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 2273, 3087, 4116, 4546, 6174, 6819, 9092, 12348, 13638, 15911, 20457, 27276, 31822, 40914, 47733, 63644, 81828, 95466, 111377, 143199, 190932, 222754, 286398, 334131, 445508, 572796, 668262, 779639, 1002393, 1336524, 1559278, 2004786, 2338917, 3118556, 4009572, 4677834, 7016751, 9355668, 14033502, 28067004]

約数ペア:

[(1, 28067004), (2, 14033502), (3, 9355668), (4, 7016751), (6, 4677834), (7, 4009572), (9, 3118556), (12, 2338917), (14, 2004786), (18, 1559278), (21, 1336524), (28, 1002393), (36, 779639), (42, 668262), (49, 572796), (63, 445508), (84, 334131), (98, 286398), (126, 222754), (147, 190932), (196, 143199), (252, 111377), (294, 95466), (343, 81828), (441, 63644), (588, 47733), (686, 40914), (882, 31822), (1029, 27276), (1372, 20457), (1764, 15911), (2058, 13638), (2273, 12348), (3087, 9092), (4116, 6819), (4546, 6174)]