91770138

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2068

約数の個数: 64

約数和(自身を含む): 218661120

約数和(自身を除く): 126890982

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 37, 46, 54, 69, 74, 111, 138, 207, 222, 333, 414, 621, 666, 851, 999, 1242, 1702, 1997, 1998, 2553, 3994, 5106, 5991, 7659, 11982, 15318, 17973, 22977, 35946, 45931, 45954, 53919, 73889, 91862, 107838, 137793, 147778, 221667, 275586, 413379, 443334, 665001, 826758, 1240137, 1330002, 1699447, 1995003, 2480274, 3398894, 3990006, 5098341, 10196682, 15295023, 30590046, 45885069, 91770138]

約数ペア:

[(1, 91770138), (2, 45885069), (3, 30590046), (6, 15295023), (9, 10196682), (18, 5098341), (23, 3990006), (27, 3398894), (37, 2480274), (46, 1995003), (54, 1699447), (69, 1330002), (74, 1240137), (111, 826758), (138, 665001), (207, 443334), (222, 413379), (333, 275586), (414, 221667), (621, 147778), (666, 137793), (851, 107838), (999, 91862), (1242, 73889), (1702, 53919), (1997, 45954), (1998, 45931), (2553, 35946), (3994, 22977), (5106, 17973), (5991, 15318), (7659, 11982)]