28407888

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{3461}}^1$

素因数の和:3497

約数の個数: 80

約数和(自身を含む): 85857600

約数和(自身を除く): 57449712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2736, 3461, 4104, 6922, 8208, 10383, 13844, 20766, 27688, 31149, 41532, 55376, 62298, 65759, 83064, 93447, 124596, 131518, 166128, 186894, 197277, 249192, 263036, 373788, 394554, 498384, 526072, 591831, 747576, 789108, 1052144, 1183662, 1495152, 1578216, 1775493, 2367324, 3156432, 3550986, 4734648, 7101972, 9469296, 14203944, 28407888]

約数ペア:

[(1, 28407888), (2, 14203944), (3, 9469296), (4, 7101972), (6, 4734648), (8, 3550986), (9, 3156432), (12, 2367324), (16, 1775493), (18, 1578216), (19, 1495152), (24, 1183662), (27, 1052144), (36, 789108), (38, 747576), (48, 591831), (54, 526072), (57, 498384), (72, 394554), (76, 373788), (108, 263036), (114, 249192), (144, 197277), (152, 186894), (171, 166128), (216, 131518), (228, 124596), (304, 93447), (342, 83064), (432, 65759), (456, 62298), (513, 55376), (684, 41532), (912, 31149), (1026, 27688), (1368, 20766), (2052, 13844), (2736, 10383), (3461, 8208), (4104, 6922)]