656749148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4889}}^1$

素因数の和:5018

約数の個数: 48

約数和(自身を含む): 1301287680

約数和(自身を除く): 644538532

約数列:

[1, 2, 4, 11, 22, 43, 44, 71, 86, 142, 172, 284, 473, 781, 946, 1562, 1892, 3053, 3124, 4889, 6106, 9778, 12212, 19556, 33583, 53779, 67166, 107558, 134332, 210227, 215116, 347119, 420454, 694238, 840908, 1388476, 2312497, 3818309, 4624994, 7636618, 9249988, 14926117, 15273236, 29852234, 59704468, 164187287, 328374574, 656749148]

約数ペア:

[(1, 656749148), (2, 328374574), (4, 164187287), (11, 59704468), (22, 29852234), (43, 15273236), (44, 14926117), (71, 9249988), (86, 7636618), (142, 4624994), (172, 3818309), (284, 2312497), (473, 1388476), (781, 840908), (946, 694238), (1562, 420454), (1892, 347119), (3053, 215116), (3124, 210227), (4889, 134332), (6106, 107558), (9778, 67166), (12212, 53779), (19556, 33583)]