28583724

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 74295760

約数和(自身を除く): 45712036

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 109, 123, 156, 164, 218, 246, 327, 436, 492, 533, 654, 1066, 1308, 1417, 1599, 1681, 2132, 2834, 3198, 3362, 4251, 4469, 5043, 5668, 6396, 6724, 8502, 8938, 10086, 13407, 17004, 17876, 20172, 21853, 26814, 43706, 53628, 58097, 65559, 87412, 116194, 131118, 174291, 183229, 232388, 262236, 348582, 366458, 549687, 697164, 732916, 1099374, 2198748, 2381977, 4763954, 7145931, 9527908, 14291862, 28583724]

約数ペア:

[(1, 28583724), (2, 14291862), (3, 9527908), (4, 7145931), (6, 4763954), (12, 2381977), (13, 2198748), (26, 1099374), (39, 732916), (41, 697164), (52, 549687), (78, 366458), (82, 348582), (109, 262236), (123, 232388), (156, 183229), (164, 174291), (218, 131118), (246, 116194), (327, 87412), (436, 65559), (492, 58097), (533, 53628), (654, 43706), (1066, 26814), (1308, 21853), (1417, 20172), (1599, 17876), (1681, 17004), (2132, 13407), (2834, 10086), (3198, 8938), (3362, 8502), (4251, 6724), (4469, 6396), (5043, 5668)]