28232988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1163}}^1$

素因数の和:1211

約数の個数: 72

約数和(自身を含む): 80045952

約数和(自身を除く): 51812964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 578, 714, 867, 1156, 1163, 1428, 1734, 2023, 2326, 3468, 3489, 4046, 4652, 6069, 6978, 8092, 8141, 12138, 13956, 16282, 19771, 24276, 24423, 32564, 39542, 48846, 59313, 79084, 97692, 118626, 138397, 237252, 276794, 336107, 415191, 553588, 672214, 830382, 1008321, 1344428, 1660764, 2016642, 2352749, 4033284, 4705498, 7058247, 9410996, 14116494, 28232988]

約数ペア:

[(1, 28232988), (2, 14116494), (3, 9410996), (4, 7058247), (6, 4705498), (7, 4033284), (12, 2352749), (14, 2016642), (17, 1660764), (21, 1344428), (28, 1008321), (34, 830382), (42, 672214), (51, 553588), (68, 415191), (84, 336107), (102, 276794), (119, 237252), (204, 138397), (238, 118626), (289, 97692), (357, 79084), (476, 59313), (578, 48846), (714, 39542), (867, 32564), (1156, 24423), (1163, 24276), (1428, 19771), (1734, 16282), (2023, 13956), (2326, 12138), (3468, 8141), (3489, 8092), (4046, 6978), (4652, 6069)]