388733072

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:965

約数の個数: 120

約数和(自身を含む): 966563136

約数和(自身を除く): 577830064

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 49, 52, 56, 86, 91, 98, 104, 112, 172, 182, 196, 208, 301, 344, 364, 392, 559, 602, 637, 688, 728, 784, 887, 1118, 1204, 1274, 1456, 1774, 2107, 2236, 2408, 2548, 3548, 3913, 4214, 4472, 4816, 5096, 6209, 7096, 7826, 8428, 8944, 10192, 11531, 12418, 14192, 15652, 16856, 23062, 24836, 27391, 31304, 33712, 38141, 43463, 46124, 49672, 54782, 62608, 76282, 80717, 86926, 92248, 99344, 109564, 152564, 161434, 173852, 184496, 219128, 266987, 305128, 322868, 347704, 438256, 495833, 533974, 565019, 610256, 645736, 695408, 991666, 1067948, 1130038, 1291472, 1868909, 1983332, 2135896, 2260076, 3470831, 3737818, 3966664, 4271792, 4520152, 6941662, 7475636, 7933328, 9040304, 13883324, 14951272, 24295817, 27766648, 29902544, 48591634, 55533296, 97183268, 194366536, 388733072]

約数ペア:

[(1, 388733072), (2, 194366536), (4, 97183268), (7, 55533296), (8, 48591634), (13, 29902544), (14, 27766648), (16, 24295817), (26, 14951272), (28, 13883324), (43, 9040304), (49, 7933328), (52, 7475636), (56, 6941662), (86, 4520152), (91, 4271792), (98, 3966664), (104, 3737818), (112, 3470831), (172, 2260076), (182, 2135896), (196, 1983332), (208, 1868909), (301, 1291472), (344, 1130038), (364, 1067948), (392, 991666), (559, 695408), (602, 645736), (637, 610256), (688, 565019), (728, 533974), (784, 495833), (887, 438256), (1118, 347704), (1204, 322868), (1274, 305128), (1456, 266987), (1774, 219128), (2107, 184496), (2236, 173852), (2408, 161434), (2548, 152564), (3548, 109564), (3913, 99344), (4214, 92248), (4472, 86926), (4816, 80717), (5096, 76282), (6209, 62608), (7096, 54782), (7826, 49672), (8428, 46124), (8944, 43463), (10192, 38141), (11531, 33712), (12418, 31304), (14192, 27391), (15652, 24836), (16856, 23062)]