81931284

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{18503}}^1$

素因数の和:18557

約数の個数: 48

約数和(自身を含む): 217607040

約数和(自身を除く): 135675756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4428, 18503, 37006, 55509, 74012, 111018, 166527, 222036, 333054, 499581, 666108, 758623, 999162, 1517246, 1998324, 2275869, 3034492, 4551738, 6827607, 9103476, 13655214, 20482821, 27310428, 40965642, 81931284]

約数ペア:

[(1, 81931284), (2, 40965642), (3, 27310428), (4, 20482821), (6, 13655214), (9, 9103476), (12, 6827607), (18, 4551738), (27, 3034492), (36, 2275869), (41, 1998324), (54, 1517246), (82, 999162), (108, 758623), (123, 666108), (164, 499581), (246, 333054), (369, 222036), (492, 166527), (738, 111018), (1107, 74012), (1476, 55509), (2214, 37006), (4428, 18503)]