138996972

素因数分解:

$2^2\times 3^7\times {\mathrm{15889}}^1$

素因数の和:15914

約数の個数: 48

約数和(自身を含む): 364834400

約数和(自身を除く): 225837428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2916, 4374, 8748, 15889, 31778, 47667, 63556, 95334, 143001, 190668, 286002, 429003, 572004, 858006, 1287009, 1716012, 2574018, 3861027, 5148036, 7722054, 11583081, 15444108, 23166162, 34749243, 46332324, 69498486, 138996972]

約数ペア:

[(1, 138996972), (2, 69498486), (3, 46332324), (4, 34749243), (6, 23166162), (9, 15444108), (12, 11583081), (18, 7722054), (27, 5148036), (36, 3861027), (54, 2574018), (81, 1716012), (108, 1287009), (162, 858006), (243, 572004), (324, 429003), (486, 286002), (729, 190668), (972, 143001), (1458, 95334), (2187, 63556), (2916, 47667), (4374, 31778), (8748, 15889)]