78639039

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1499}}^1$

素因数の和:1604

約数の個数: 32

約数和(自身を含む): 122400000

約数和(自身を除く): 43760961

約数列:

[1, 3, 9, 27, 29, 67, 87, 201, 261, 603, 783, 1499, 1809, 1943, 4497, 5829, 13491, 17487, 40473, 43471, 52461, 100433, 130413, 301299, 391239, 903897, 1173717, 2711691, 2912557, 8737671, 26213013, 78639039]

約数ペア:

[(1, 78639039), (3, 26213013), (9, 8737671), (27, 2912557), (29, 2711691), (67, 1173717), (87, 903897), (201, 391239), (261, 301299), (603, 130413), (783, 100433), (1499, 52461), (1809, 43471), (1943, 40473), (4497, 17487), (5829, 13491)]