28977078

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^2$

素因数の和:130

約数の個数: 72

約数和(自身を含む): 68106744

約数和(自身を除く): 39129666

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 41, 51, 78, 82, 102, 123, 169, 221, 246, 338, 442, 507, 533, 663, 697, 1014, 1066, 1326, 1394, 1599, 1681, 2091, 2873, 3198, 3362, 4182, 5043, 5746, 6929, 8619, 9061, 10086, 13858, 17238, 18122, 20787, 21853, 27183, 28577, 41574, 43706, 54366, 57154, 65559, 85731, 117793, 131118, 171462, 235586, 284089, 353379, 371501, 568178, 706758, 743002, 852267, 1114503, 1704534, 2229006, 4829513, 9659026, 14488539, 28977078]

約数ペア:

[(1, 28977078), (2, 14488539), (3, 9659026), (6, 4829513), (13, 2229006), (17, 1704534), (26, 1114503), (34, 852267), (39, 743002), (41, 706758), (51, 568178), (78, 371501), (82, 353379), (102, 284089), (123, 235586), (169, 171462), (221, 131118), (246, 117793), (338, 85731), (442, 65559), (507, 57154), (533, 54366), (663, 43706), (697, 41574), (1014, 28577), (1066, 27183), (1326, 21853), (1394, 20787), (1599, 18122), (1681, 17238), (2091, 13858), (2873, 10086), (3198, 9061), (3362, 8619), (4182, 6929), (5043, 5746)]