161721084

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{947}}^1$

素因数の和:1087

約数の個数: 96

約数和(自身を含む): 458680320

約数和(自身を除く): 296959236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 107, 114, 133, 214, 228, 266, 321, 399, 428, 532, 642, 749, 798, 947, 1284, 1498, 1596, 1894, 2033, 2247, 2841, 2996, 3788, 4066, 4494, 5682, 6099, 6629, 8132, 8988, 11364, 12198, 13258, 14231, 17993, 19887, 24396, 26516, 28462, 35986, 39774, 42693, 53979, 56924, 71972, 79548, 85386, 101329, 107958, 125951, 170772, 202658, 215916, 251902, 303987, 377853, 405316, 503804, 607974, 709303, 755706, 1215948, 1418606, 1511412, 1925251, 2127909, 2837212, 3850502, 4255818, 5775753, 7701004, 8511636, 11551506, 13476757, 23103012, 26953514, 40430271, 53907028, 80860542, 161721084]

約数ペア:

[(1, 161721084), (2, 80860542), (3, 53907028), (4, 40430271), (6, 26953514), (7, 23103012), (12, 13476757), (14, 11551506), (19, 8511636), (21, 7701004), (28, 5775753), (38, 4255818), (42, 3850502), (57, 2837212), (76, 2127909), (84, 1925251), (107, 1511412), (114, 1418606), (133, 1215948), (214, 755706), (228, 709303), (266, 607974), (321, 503804), (399, 405316), (428, 377853), (532, 303987), (642, 251902), (749, 215916), (798, 202658), (947, 170772), (1284, 125951), (1498, 107958), (1596, 101329), (1894, 85386), (2033, 79548), (2247, 71972), (2841, 56924), (2996, 53979), (3788, 42693), (4066, 39774), (4494, 35986), (5682, 28462), (6099, 26516), (6629, 24396), (8132, 19887), (8988, 17993), (11364, 14231), (12198, 13258)]