28261956

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 74511360

約数和(自身を除く): 46249404

約数列:

[1, 2, 3, 4, 6, 12, 17, 31, 34, 41, 51, 62, 68, 82, 93, 102, 109, 123, 124, 164, 186, 204, 218, 246, 327, 372, 436, 492, 527, 654, 697, 1054, 1271, 1308, 1394, 1581, 1853, 2091, 2108, 2542, 2788, 3162, 3379, 3706, 3813, 4182, 4469, 5084, 5559, 6324, 6758, 7412, 7626, 8364, 8938, 10137, 11118, 13407, 13516, 15252, 17876, 20274, 21607, 22236, 26814, 40548, 43214, 53628, 57443, 64821, 75973, 86428, 114886, 129642, 138539, 151946, 172329, 227919, 229772, 259284, 277078, 303892, 344658, 415617, 455838, 554156, 689316, 831234, 911676, 1662468, 2355163, 4710326, 7065489, 9420652, 14130978, 28261956]

約数ペア:

[(1, 28261956), (2, 14130978), (3, 9420652), (4, 7065489), (6, 4710326), (12, 2355163), (17, 1662468), (31, 911676), (34, 831234), (41, 689316), (51, 554156), (62, 455838), (68, 415617), (82, 344658), (93, 303892), (102, 277078), (109, 259284), (123, 229772), (124, 227919), (164, 172329), (186, 151946), (204, 138539), (218, 129642), (246, 114886), (327, 86428), (372, 75973), (436, 64821), (492, 57443), (527, 53628), (654, 43214), (697, 40548), (1054, 26814), (1271, 22236), (1308, 21607), (1394, 20274), (1581, 17876), (1853, 15252), (2091, 13516), (2108, 13407), (2542, 11118), (2788, 10137), (3162, 8938), (3379, 8364), (3706, 7626), (3813, 7412), (4182, 6758), (4469, 6324), (5084, 5559)]