389989458

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{499}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 892080000

約数和(自身を除く): 502090542

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 353, 369, 499, 706, 738, 998, 1059, 1107, 1497, 2118, 2214, 2994, 3177, 4491, 6354, 8982, 9531, 13473, 14473, 19062, 20459, 26946, 28946, 40918, 43419, 61377, 86838, 122754, 130257, 176147, 184131, 260514, 352294, 368262, 390771, 528441, 552393, 781542, 1056882, 1104786, 1585323, 3170646, 4755969, 7222027, 9511938, 14444054, 21666081, 43332162, 64998243, 129996486, 194994729, 389989458]

約数ペア:

[(1, 389989458), (2, 194994729), (3, 129996486), (6, 64998243), (9, 43332162), (18, 21666081), (27, 14444054), (41, 9511938), (54, 7222027), (82, 4755969), (123, 3170646), (246, 1585323), (353, 1104786), (369, 1056882), (499, 781542), (706, 552393), (738, 528441), (998, 390771), (1059, 368262), (1107, 352294), (1497, 260514), (2118, 184131), (2214, 176147), (2994, 130257), (3177, 122754), (4491, 86838), (6354, 61377), (8982, 43419), (9531, 40918), (13473, 28946), (14473, 26946), (19062, 20459)]