28492776

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 87024000

約数和(自身を除く): 58531224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 73, 78, 104, 108, 117, 139, 146, 156, 216, 219, 234, 278, 292, 312, 351, 417, 438, 468, 556, 584, 657, 702, 834, 876, 936, 949, 1112, 1251, 1314, 1404, 1668, 1752, 1807, 1898, 1971, 2502, 2628, 2808, 2847, 3336, 3614, 3753, 3796, 3942, 5004, 5256, 5421, 5694, 7228, 7506, 7592, 7884, 8541, 10008, 10147, 10842, 11388, 14456, 15012, 15768, 16263, 17082, 20294, 21684, 22776, 25623, 30024, 30441, 32526, 34164, 40588, 43368, 48789, 51246, 60882, 65052, 68328, 81176, 91323, 97578, 102492, 121764, 130104, 131911, 182646, 195156, 204984, 243528, 263822, 273969, 365292, 390312, 395733, 527644, 547938, 730584, 791466, 1055288, 1095876, 1187199, 1582932, 2191752, 2374398, 3165864, 3561597, 4748796, 7123194, 9497592, 14246388, 28492776]

約数ペア:

[(1, 28492776), (2, 14246388), (3, 9497592), (4, 7123194), (6, 4748796), (8, 3561597), (9, 3165864), (12, 2374398), (13, 2191752), (18, 1582932), (24, 1187199), (26, 1095876), (27, 1055288), (36, 791466), (39, 730584), (52, 547938), (54, 527644), (72, 395733), (73, 390312), (78, 365292), (104, 273969), (108, 263822), (117, 243528), (139, 204984), (146, 195156), (156, 182646), (216, 131911), (219, 130104), (234, 121764), (278, 102492), (292, 97578), (312, 91323), (351, 81176), (417, 68328), (438, 65052), (468, 60882), (556, 51246), (584, 48789), (657, 43368), (702, 40588), (834, 34164), (876, 32526), (936, 30441), (949, 30024), (1112, 25623), (1251, 22776), (1314, 21684), (1404, 20294), (1668, 17082), (1752, 16263), (1807, 15768), (1898, 15012), (1971, 14456), (2502, 11388), (2628, 10842), (2808, 10147), (2847, 10008), (3336, 8541), (3614, 7884), (3753, 7592), (3796, 7506), (3942, 7228), (5004, 5694), (5256, 5421)]