28900728

素因数分解:

$2^3\times 3^2\times {\mathrm{79}}^1\times {\mathrm{5081}}^1$

素因数の和:5172

約数の個数: 48

約数和(自身を含む): 79279200

約数和(自身を除く): 50378472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 79, 158, 237, 316, 474, 632, 711, 948, 1422, 1896, 2844, 5081, 5688, 10162, 15243, 20324, 30486, 40648, 45729, 60972, 91458, 121944, 182916, 365832, 401399, 802798, 1204197, 1605596, 2408394, 3211192, 3612591, 4816788, 7225182, 9633576, 14450364, 28900728]

約数ペア:

[(1, 28900728), (2, 14450364), (3, 9633576), (4, 7225182), (6, 4816788), (8, 3612591), (9, 3211192), (12, 2408394), (18, 1605596), (24, 1204197), (36, 802798), (72, 401399), (79, 365832), (158, 182916), (237, 121944), (316, 91458), (474, 60972), (632, 45729), (711, 40648), (948, 30486), (1422, 20324), (1896, 15243), (2844, 10162), (5081, 5688)]