28656294909

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1\times {\mathrm{811}}^1$

素因数の和:1578

約数の個数: 64

約数和(自身を含む): 43923145728

約数和(自身を除く): 15266850819

約数列:

[1, 3, 11, 33, 37, 43, 111, 129, 407, 473, 673, 811, 1221, 1419, 1591, 2019, 2433, 4773, 7403, 8921, 17501, 22209, 24901, 26763, 28939, 30007, 34873, 52503, 74703, 86817, 90021, 104619, 273911, 318329, 330077, 383603, 545803, 821733, 954987, 990231, 1070743, 1150809, 1290301, 1637409, 3212229, 3870903, 6003833, 11778173, 14193311, 18011499, 20194711, 23469529, 35334519, 42579933, 60584133, 70408587, 222141821, 258164819, 666425463, 774494457, 868372573, 2605117719, 9552098303, 28656294909]

約数ペア:

[(1, 28656294909), (3, 9552098303), (11, 2605117719), (33, 868372573), (37, 774494457), (43, 666425463), (111, 258164819), (129, 222141821), (407, 70408587), (473, 60584133), (673, 42579933), (811, 35334519), (1221, 23469529), (1419, 20194711), (1591, 18011499), (2019, 14193311), (2433, 11778173), (4773, 6003833), (7403, 3870903), (8921, 3212229), (17501, 1637409), (22209, 1290301), (24901, 1150809), (26763, 1070743), (28939, 990231), (30007, 954987), (34873, 821733), (52503, 545803), (74703, 383603), (86817, 330077), (90021, 318329), (104619, 273911)]