521221596

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{31181}}^1$

素因数の和:31394

約数の個数: 48

約数和(自身を含む): 1396953600

約数和(自身を除く): 875732004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 199, 398, 597, 796, 1194, 1393, 2388, 2786, 4179, 5572, 8358, 16716, 31181, 62362, 93543, 124724, 187086, 218267, 374172, 436534, 654801, 873068, 1309602, 2619204, 6205019, 12410038, 18615057, 24820076, 37230114, 43435133, 74460228, 86870266, 130305399, 173740532, 260610798, 521221596]

約数ペア:

[(1, 521221596), (2, 260610798), (3, 173740532), (4, 130305399), (6, 86870266), (7, 74460228), (12, 43435133), (14, 37230114), (21, 24820076), (28, 18615057), (42, 12410038), (84, 6205019), (199, 2619204), (398, 1309602), (597, 873068), (796, 654801), (1194, 436534), (1393, 374172), (2388, 218267), (2786, 187086), (4179, 124724), (5572, 93543), (8358, 62362), (16716, 31181)]