400374

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 982800

約数和(自身を除く): 582426

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 59, 78, 87, 117, 118, 174, 177, 234, 261, 354, 377, 522, 531, 754, 767, 1062, 1131, 1534, 1711, 2262, 2301, 3393, 3422, 4602, 5133, 6786, 6903, 10266, 13806, 15399, 22243, 30798, 44486, 66729, 133458, 200187, 400374]

約数ペア:

[(1, 400374), (2, 200187), (3, 133458), (6, 66729), (9, 44486), (13, 30798), (18, 22243), (26, 15399), (29, 13806), (39, 10266), (58, 6903), (59, 6786), (78, 5133), (87, 4602), (117, 3422), (118, 3393), (174, 2301), (177, 2262), (234, 1711), (261, 1534), (354, 1131), (377, 1062), (522, 767), (531, 754)]