78324407

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 97293312

約数和(自身を除く): 18968905

約数列:

[1, 7, 23, 53, 67, 137, 161, 371, 469, 959, 1219, 1541, 3151, 3551, 7261, 8533, 9179, 10787, 22057, 24857, 50827, 64253, 81673, 167003, 211117, 486487, 571711, 1169021, 1477819, 3405409, 11189201, 78324407]

約数ペア:

[(1, 78324407), (7, 11189201), (23, 3405409), (53, 1477819), (67, 1169021), (137, 571711), (161, 486487), (371, 211117), (469, 167003), (959, 81673), (1219, 64253), (1541, 50827), (3151, 24857), (3551, 22057), (7261, 10787), (8533, 9179)]