28048428

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{613}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 75094656

約数和(自身を除く): 47046228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 41, 62, 82, 93, 123, 124, 164, 186, 246, 279, 369, 372, 492, 558, 613, 738, 1116, 1226, 1271, 1476, 1839, 2452, 2542, 3678, 3813, 5084, 5517, 7356, 7626, 11034, 11439, 15252, 19003, 22068, 22878, 25133, 38006, 45756, 50266, 57009, 75399, 76012, 100532, 114018, 150798, 171027, 226197, 228036, 301596, 342054, 452394, 684108, 779123, 904788, 1558246, 2337369, 3116492, 4674738, 7012107, 9349476, 14024214, 28048428]

約数ペア:

[(1, 28048428), (2, 14024214), (3, 9349476), (4, 7012107), (6, 4674738), (9, 3116492), (12, 2337369), (18, 1558246), (31, 904788), (36, 779123), (41, 684108), (62, 452394), (82, 342054), (93, 301596), (123, 228036), (124, 226197), (164, 171027), (186, 150798), (246, 114018), (279, 100532), (369, 76012), (372, 75399), (492, 57009), (558, 50266), (613, 45756), (738, 38006), (1116, 25133), (1226, 22878), (1271, 22068), (1476, 19003), (1839, 15252), (2452, 11439), (2542, 11034), (3678, 7626), (3813, 7356), (5084, 5517)]