25571826

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:468

約数の個数: 72

約数和(自身を含む): 65445120

約数和(自身を除く): 39873294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 79, 98, 126, 147, 158, 237, 294, 367, 441, 474, 553, 711, 734, 882, 1101, 1106, 1422, 1659, 2202, 2569, 3303, 3318, 3871, 4977, 5138, 6606, 7707, 7742, 9954, 11613, 15414, 17983, 23121, 23226, 28993, 34839, 35966, 46242, 53949, 57986, 69678, 86979, 107898, 161847, 173958, 202951, 260937, 323694, 405902, 521874, 608853, 1217706, 1420657, 1826559, 2841314, 3653118, 4261971, 8523942, 12785913, 25571826]

約数ペア:

[(1, 25571826), (2, 12785913), (3, 8523942), (6, 4261971), (7, 3653118), (9, 2841314), (14, 1826559), (18, 1420657), (21, 1217706), (42, 608853), (49, 521874), (63, 405902), (79, 323694), (98, 260937), (126, 202951), (147, 173958), (158, 161847), (237, 107898), (294, 86979), (367, 69678), (441, 57986), (474, 53949), (553, 46242), (711, 35966), (734, 34839), (882, 28993), (1101, 23226), (1106, 23121), (1422, 17983), (1659, 15414), (2202, 11613), (2569, 9954), (3303, 7742), (3318, 7707), (3871, 6606), (4977, 5138)]