31494736

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 76217344

約数和(自身を除く): 44722608

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 97, 104, 112, 182, 194, 208, 223, 364, 388, 446, 679, 728, 776, 892, 1261, 1358, 1456, 1552, 1561, 1784, 2522, 2716, 2899, 3122, 3568, 5044, 5432, 5798, 6244, 8827, 10088, 10864, 11596, 12488, 17654, 20176, 20293, 21631, 23192, 24976, 35308, 40586, 43262, 46384, 70616, 81172, 86524, 141232, 151417, 162344, 173048, 281203, 302834, 324688, 346096, 562406, 605668, 1124812, 1211336, 1968421, 2249624, 2422672, 3936842, 4499248, 7873684, 15747368, 31494736]

約数ペア:

[(1, 31494736), (2, 15747368), (4, 7873684), (7, 4499248), (8, 3936842), (13, 2422672), (14, 2249624), (16, 1968421), (26, 1211336), (28, 1124812), (52, 605668), (56, 562406), (91, 346096), (97, 324688), (104, 302834), (112, 281203), (182, 173048), (194, 162344), (208, 151417), (223, 141232), (364, 86524), (388, 81172), (446, 70616), (679, 46384), (728, 43262), (776, 40586), (892, 35308), (1261, 24976), (1358, 23192), (1456, 21631), (1552, 20293), (1561, 20176), (1784, 17654), (2522, 12488), (2716, 11596), (2899, 10864), (3122, 10088), (3568, 8827), (5044, 6244), (5432, 5798)]