82780811919

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1\times {\mathrm{3163}}^1$

素因数の和:3789

約数の個数: 64

約数和(自身を含む): 133185669120

約数和(自身を除く): 50404857201

約数列:

[1, 3, 9, 13, 27, 39, 117, 173, 351, 431, 519, 1293, 1557, 2249, 3163, 3879, 4671, 5603, 6747, 9489, 11637, 16809, 20241, 28467, 41119, 50427, 60723, 74563, 85401, 123357, 151281, 223689, 370071, 547199, 671067, 969319, 1110213, 1363253, 1641597, 2013201, 2907957, 4089759, 4924791, 7113587, 8723871, 12269277, 14774373, 17722289, 21340761, 26171613, 36807831, 53166867, 64022283, 159500601, 192066849, 235842769, 478501803, 707528307, 2122584921, 3065955997, 6367754763, 9197867991, 27593603973, 82780811919]

約数ペア:

[(1, 82780811919), (3, 27593603973), (9, 9197867991), (13, 6367754763), (27, 3065955997), (39, 2122584921), (117, 707528307), (173, 478501803), (351, 235842769), (431, 192066849), (519, 159500601), (1293, 64022283), (1557, 53166867), (2249, 36807831), (3163, 26171613), (3879, 21340761), (4671, 17722289), (5603, 14774373), (6747, 12269277), (9489, 8723871), (11637, 7113587), (16809, 4924791), (20241, 4089759), (28467, 2907957), (41119, 2013201), (50427, 1641597), (60723, 1363253), (74563, 1110213), (85401, 969319), (123357, 671067), (151281, 547199), (223689, 370071)]