15991871835

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{457}}^1\times {\mathrm{617}}^1$

素因数の和:1300

約数の個数: 64

約数和(自身を含む): 27172224000

約数和(自身を除く): 11180352165

約数列:

[1, 3, 5, 15, 19, 57, 95, 199, 285, 457, 597, 617, 995, 1371, 1851, 2285, 2985, 3085, 3781, 6855, 8683, 9255, 11343, 11723, 18905, 26049, 35169, 43415, 56715, 58615, 90943, 122783, 130245, 175845, 272829, 281969, 368349, 454715, 613915, 845907, 1364145, 1409845, 1727917, 1841745, 2332877, 4229535, 5183751, 5357411, 6998631, 8639585, 11664385, 16072233, 25918755, 26787055, 34993155, 56111831, 80361165, 168335493, 280559155, 841677465, 1066124789, 3198374367, 5330623945, 15991871835]

約数ペア:

[(1, 15991871835), (3, 5330623945), (5, 3198374367), (15, 1066124789), (19, 841677465), (57, 280559155), (95, 168335493), (199, 80361165), (285, 56111831), (457, 34993155), (597, 26787055), (617, 25918755), (995, 16072233), (1371, 11664385), (1851, 8639585), (2285, 6998631), (2985, 5357411), (3085, 5183751), (3781, 4229535), (6855, 2332877), (8683, 1841745), (9255, 1727917), (11343, 1409845), (11723, 1364145), (18905, 845907), (26049, 613915), (35169, 454715), (43415, 368349), (56715, 281969), (58615, 272829), (90943, 175845), (122783, 130245)]