28233738

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1087}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 69457920

約数和(自身を除く): 41224182

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 222, 234, 333, 351, 481, 666, 702, 962, 999, 1087, 1443, 1998, 2174, 2886, 3261, 4329, 6522, 8658, 9783, 12987, 14131, 19566, 25974, 28262, 29349, 40219, 42393, 58698, 80438, 84786, 120657, 127179, 241314, 254358, 361971, 381537, 522847, 723942, 763074, 1045694, 1085913, 1568541, 2171826, 3137082, 4705623, 9411246, 14116869, 28233738]

約数ペア:

[(1, 28233738), (2, 14116869), (3, 9411246), (6, 4705623), (9, 3137082), (13, 2171826), (18, 1568541), (26, 1085913), (27, 1045694), (37, 763074), (39, 723942), (54, 522847), (74, 381537), (78, 361971), (111, 254358), (117, 241314), (222, 127179), (234, 120657), (333, 84786), (351, 80438), (481, 58698), (666, 42393), (702, 40219), (962, 29349), (999, 28262), (1087, 25974), (1443, 19566), (1998, 14131), (2174, 12987), (2886, 9783), (3261, 8658), (4329, 6522)]