71387883

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2593}}^1$

素因数の和:2648

約数の個数: 48

約数和(自身を含む): 129492480

約数和(自身を除く): 58104597

約数列:

[1, 3, 7, 9, 19, 21, 23, 57, 63, 69, 133, 161, 171, 207, 399, 437, 483, 1197, 1311, 1449, 2593, 3059, 3933, 7779, 9177, 18151, 23337, 27531, 49267, 54453, 59639, 147801, 163359, 178917, 344869, 417473, 443403, 536751, 1034607, 1133141, 1252419, 3103821, 3399423, 3757257, 7931987, 10198269, 23795961, 71387883]

約数ペア:

[(1, 71387883), (3, 23795961), (7, 10198269), (9, 7931987), (19, 3757257), (21, 3399423), (23, 3103821), (57, 1252419), (63, 1133141), (69, 1034607), (133, 536751), (161, 443403), (171, 417473), (207, 344869), (399, 178917), (437, 163359), (483, 147801), (1197, 59639), (1311, 54453), (1449, 49267), (2593, 27531), (3059, 23337), (3933, 18151), (7779, 9177)]