131495056

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 120

約数和(自身を含む): 331423232

約数和(自身を除く): 199928176

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 121, 124, 154, 176, 217, 242, 248, 308, 313, 341, 434, 484, 496, 616, 626, 682, 847, 868, 968, 1232, 1252, 1364, 1694, 1736, 1936, 2191, 2387, 2504, 2728, 3388, 3443, 3472, 3751, 4382, 4774, 5008, 5456, 6776, 6886, 7502, 8764, 9548, 9703, 13552, 13772, 15004, 17528, 19096, 19406, 24101, 26257, 27544, 30008, 35056, 37873, 38192, 38812, 48202, 52514, 55088, 60016, 67921, 75746, 77624, 96404, 105028, 106733, 135842, 151492, 155248, 192808, 210056, 213466, 265111, 271684, 302984, 385616, 420112, 426932, 530222, 543368, 605968, 747131, 853864, 1060444, 1086736, 1174063, 1494262, 1707728, 2120888, 2348126, 2988524, 4241776, 4696252, 5977048, 8218441, 9392504, 11954096, 16436882, 18785008, 32873764, 65747528, 131495056]

約数ペア:

[(1, 131495056), (2, 65747528), (4, 32873764), (7, 18785008), (8, 16436882), (11, 11954096), (14, 9392504), (16, 8218441), (22, 5977048), (28, 4696252), (31, 4241776), (44, 2988524), (56, 2348126), (62, 2120888), (77, 1707728), (88, 1494262), (112, 1174063), (121, 1086736), (124, 1060444), (154, 853864), (176, 747131), (217, 605968), (242, 543368), (248, 530222), (308, 426932), (313, 420112), (341, 385616), (434, 302984), (484, 271684), (496, 265111), (616, 213466), (626, 210056), (682, 192808), (847, 155248), (868, 151492), (968, 135842), (1232, 106733), (1252, 105028), (1364, 96404), (1694, 77624), (1736, 75746), (1936, 67921), (2191, 60016), (2387, 55088), (2504, 52514), (2728, 48202), (3388, 38812), (3443, 38192), (3472, 37873), (3751, 35056), (4382, 30008), (4774, 27544), (5008, 26257), (5456, 24101), (6776, 19406), (6886, 19096), (7502, 17528), (8764, 15004), (9548, 13772), (9703, 13552)]