28401048

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1$

素因数の和:1641

約数の個数: 96

約数和(自身を含む): 87250800

約数和(自身を除く): 58849752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 52, 57, 72, 76, 78, 104, 114, 117, 152, 156, 171, 228, 234, 247, 312, 342, 456, 468, 494, 684, 741, 936, 988, 1368, 1482, 1597, 1976, 2223, 2964, 3194, 4446, 4791, 5928, 6388, 8892, 9582, 12776, 14373, 17784, 19164, 20761, 28746, 30343, 38328, 41522, 57492, 60686, 62283, 83044, 91029, 114984, 121372, 124566, 166088, 182058, 186849, 242744, 249132, 273087, 364116, 373698, 394459, 498264, 546174, 728232, 747396, 788918, 1092348, 1183377, 1494792, 1577836, 2184696, 2366754, 3155672, 3550131, 4733508, 7100262, 9467016, 14200524, 28401048]

約数ペア:

[(1, 28401048), (2, 14200524), (3, 9467016), (4, 7100262), (6, 4733508), (8, 3550131), (9, 3155672), (12, 2366754), (13, 2184696), (18, 1577836), (19, 1494792), (24, 1183377), (26, 1092348), (36, 788918), (38, 747396), (39, 728232), (52, 546174), (57, 498264), (72, 394459), (76, 373698), (78, 364116), (104, 273087), (114, 249132), (117, 242744), (152, 186849), (156, 182058), (171, 166088), (228, 124566), (234, 121372), (247, 114984), (312, 91029), (342, 83044), (456, 62283), (468, 60686), (494, 57492), (684, 41522), (741, 38328), (936, 30343), (988, 28746), (1368, 20761), (1482, 19164), (1597, 17784), (1976, 14373), (2223, 12776), (2964, 9582), (3194, 8892), (4446, 6388), (4791, 5928)]