870141565

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 1093865472

約数和(自身を除く): 223723907

約数列:

[1, 5, 41, 71, 191, 205, 313, 355, 955, 1565, 2911, 7831, 12833, 13561, 14555, 22223, 39155, 59783, 64165, 67805, 111115, 298915, 556001, 911143, 2451103, 2780005, 4244593, 4555715, 12255515, 21222965, 174028313, 870141565]

約数ペア:

[(1, 870141565), (5, 174028313), (41, 21222965), (71, 12255515), (191, 4555715), (205, 4244593), (313, 2780005), (355, 2451103), (955, 911143), (1565, 556001), (2911, 298915), (7831, 111115), (12833, 67805), (13561, 64165), (14555, 59783), (22223, 39155)]