1919365

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 32

約数和(自身を含む): 2856960

約数和(自身を除く): 937595

約数列:

[1, 5, 7, 29, 31, 35, 61, 145, 155, 203, 217, 305, 427, 899, 1015, 1085, 1769, 1891, 2135, 4495, 6293, 8845, 9455, 12383, 13237, 31465, 54839, 61915, 66185, 274195, 383873, 1919365]

約数ペア:

[(1, 1919365), (5, 383873), (7, 274195), (29, 66185), (31, 61915), (35, 54839), (61, 31465), (145, 13237), (155, 12383), (203, 9455), (217, 8845), (305, 6293), (427, 4495), (899, 2135), (1015, 1891), (1085, 1769)]