1388910208

素因数分解:

$2^7\times 7^1\times {\mathrm{131}}^1\times {\mathrm{11833}}^1$

素因数の和:11985

約数の個数: 64

約数和(自身を含む): 3186659520

約数和(自身を除く): 1797749312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 224, 262, 448, 524, 896, 917, 1048, 1834, 2096, 3668, 4192, 7336, 8384, 11833, 14672, 16768, 23666, 29344, 47332, 58688, 82831, 94664, 117376, 165662, 189328, 331324, 378656, 662648, 757312, 1325296, 1514624, 1550123, 2650592, 3100246, 5301184, 6200492, 10602368, 10850861, 12400984, 21701722, 24801968, 43403444, 49603936, 86806888, 99207872, 173613776, 198415744, 347227552, 694455104, 1388910208]

約数ペア:

[(1, 1388910208), (2, 694455104), (4, 347227552), (7, 198415744), (8, 173613776), (14, 99207872), (16, 86806888), (28, 49603936), (32, 43403444), (56, 24801968), (64, 21701722), (112, 12400984), (128, 10850861), (131, 10602368), (224, 6200492), (262, 5301184), (448, 3100246), (524, 2650592), (896, 1550123), (917, 1514624), (1048, 1325296), (1834, 757312), (2096, 662648), (3668, 378656), (4192, 331324), (7336, 189328), (8384, 165662), (11833, 117376), (14672, 94664), (16768, 82831), (23666, 58688), (29344, 47332)]