1211885512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1181}}^1$

素因数の和:1406

約数の個数: 64

約数和(自身を含む): 2465179200

約数和(自身を除く): 1253293688

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 157, 172, 314, 344, 628, 817, 1181, 1256, 1634, 2362, 2983, 3268, 4724, 5966, 6536, 6751, 9448, 11932, 13502, 22439, 23864, 27004, 44878, 50783, 54008, 89756, 101566, 128269, 179512, 185417, 203132, 256538, 370834, 406264, 513076, 741668, 964877, 1026152, 1483336, 1929754, 3522923, 3859508, 7045846, 7719016, 7972931, 14091692, 15945862, 28183384, 31891724, 63783448, 151485689, 302971378, 605942756, 1211885512]

約数ペア:

[(1, 1211885512), (2, 605942756), (4, 302971378), (8, 151485689), (19, 63783448), (38, 31891724), (43, 28183384), (76, 15945862), (86, 14091692), (152, 7972931), (157, 7719016), (172, 7045846), (314, 3859508), (344, 3522923), (628, 1929754), (817, 1483336), (1181, 1026152), (1256, 964877), (1634, 741668), (2362, 513076), (2983, 406264), (3268, 370834), (4724, 256538), (5966, 203132), (6536, 185417), (6751, 179512), (9448, 128269), (11932, 101566), (13502, 89756), (22439, 54008), (23864, 50783), (27004, 44878)]