231397705

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 359976960

約数和(自身を除く): 128579255

約数列:

[1, 5, 7, 11, 35, 55, 59, 61, 77, 167, 295, 305, 385, 413, 427, 649, 671, 835, 1169, 1837, 2065, 2135, 3245, 3355, 3599, 4543, 4697, 5845, 9185, 9853, 10187, 12859, 17995, 22715, 23485, 25193, 39589, 49265, 50935, 64295, 68971, 71309, 108383, 112057, 125965, 197945, 277123, 344855, 356545, 541915, 560285, 601033, 758681, 784399, 1385615, 3005165, 3793405, 3921995, 4207231, 6611363, 21036155, 33056815, 46279541, 231397705]

約数ペア:

[(1, 231397705), (5, 46279541), (7, 33056815), (11, 21036155), (35, 6611363), (55, 4207231), (59, 3921995), (61, 3793405), (77, 3005165), (167, 1385615), (295, 784399), (305, 758681), (385, 601033), (413, 560285), (427, 541915), (649, 356545), (671, 344855), (835, 277123), (1169, 197945), (1837, 125965), (2065, 112057), (2135, 108383), (3245, 71309), (3355, 68971), (3599, 64295), (4543, 50935), (4697, 49265), (5845, 39589), (9185, 25193), (9853, 23485), (10187, 22715), (12859, 17995)]