778839028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{1009}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 1521011520

約数和(自身を除く): 742172492

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 331, 583, 662, 1009, 1166, 1324, 2018, 2332, 3641, 4036, 7282, 11099, 14564, 17543, 22198, 35086, 44396, 53477, 70172, 106954, 192973, 213908, 333979, 385946, 588247, 667958, 771892, 1176494, 1335916, 2352988, 3673769, 7347538, 14695076, 17700887, 35401774, 70803548, 194709757, 389419514, 778839028]

約数ペア:

[(1, 778839028), (2, 389419514), (4, 194709757), (11, 70803548), (22, 35401774), (44, 17700887), (53, 14695076), (106, 7347538), (212, 3673769), (331, 2352988), (583, 1335916), (662, 1176494), (1009, 771892), (1166, 667958), (1324, 588247), (2018, 385946), (2332, 333979), (3641, 213908), (4036, 192973), (7282, 106954), (11099, 70172), (14564, 53477), (17543, 44396), (22198, 35086)]