2947862008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{213119}}^1$

素因数の和:213164

約数の個数: 64

約数和(自身を含む): 7160832000

約数和(自身を除く): 4212969992

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 6916, 13832, 213119, 426238, 852476, 1491833, 1704952, 2770547, 2983666, 4049261, 5541094, 5967332, 8098522, 11082188, 11934664, 16197044, 19393829, 22164376, 28344827, 32394088, 38787658, 52640393, 56689654, 77575316, 105280786, 113379308, 155150632, 210561572, 226758616, 368482751, 421123144, 736965502, 1473931004, 2947862008]

約数ペア:

[(1, 2947862008), (2, 1473931004), (4, 736965502), (7, 421123144), (8, 368482751), (13, 226758616), (14, 210561572), (19, 155150632), (26, 113379308), (28, 105280786), (38, 77575316), (52, 56689654), (56, 52640393), (76, 38787658), (91, 32394088), (104, 28344827), (133, 22164376), (152, 19393829), (182, 16197044), (247, 11934664), (266, 11082188), (364, 8098522), (494, 5967332), (532, 5541094), (728, 4049261), (988, 2983666), (1064, 2770547), (1729, 1704952), (1976, 1491833), (3458, 852476), (6916, 426238), (13832, 213119)]