28758366

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 96

約数和(自身を含む): 77907648

約数和(自身を除く): 49149282

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 97, 117, 126, 181, 182, 194, 234, 273, 291, 362, 543, 546, 582, 679, 819, 873, 1086, 1261, 1267, 1358, 1629, 1638, 1746, 2037, 2353, 2522, 2534, 3258, 3783, 3801, 4074, 4706, 6111, 7059, 7566, 7602, 8827, 11349, 11403, 12222, 14118, 16471, 17557, 17654, 21177, 22698, 22806, 26481, 32942, 35114, 42354, 49413, 52671, 52962, 79443, 98826, 105342, 122899, 148239, 158013, 158886, 228241, 245798, 296478, 316026, 368697, 456482, 684723, 737394, 1106091, 1369446, 1597687, 2054169, 2212182, 3195374, 4108338, 4793061, 9586122, 14379183, 28758366]

約数ペア:

[(1, 28758366), (2, 14379183), (3, 9586122), (6, 4793061), (7, 4108338), (9, 3195374), (13, 2212182), (14, 2054169), (18, 1597687), (21, 1369446), (26, 1106091), (39, 737394), (42, 684723), (63, 456482), (78, 368697), (91, 316026), (97, 296478), (117, 245798), (126, 228241), (181, 158886), (182, 158013), (194, 148239), (234, 122899), (273, 105342), (291, 98826), (362, 79443), (543, 52962), (546, 52671), (582, 49413), (679, 42354), (819, 35114), (873, 32942), (1086, 26481), (1261, 22806), (1267, 22698), (1358, 21177), (1629, 17654), (1638, 17557), (1746, 16471), (2037, 14118), (2353, 12222), (2522, 11403), (2534, 11349), (3258, 8827), (3783, 7602), (3801, 7566), (4074, 7059), (4706, 6111)]