216173691

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 333628944

約数和(自身を除く): 117455253

約数列:

[1, 3, 9, 27, 61, 67, 81, 183, 201, 549, 603, 653, 1647, 1809, 1959, 4087, 4941, 5427, 5877, 12261, 17631, 36783, 39833, 43751, 52893, 110349, 119499, 131253, 331047, 358497, 393759, 1075491, 1181277, 2668811, 3226473, 3543831, 8006433, 24019299, 72057897, 216173691]

約数ペア:

[(1, 216173691), (3, 72057897), (9, 24019299), (27, 8006433), (61, 3543831), (67, 3226473), (81, 2668811), (183, 1181277), (201, 1075491), (549, 393759), (603, 358497), (653, 331047), (1647, 131253), (1809, 119499), (1959, 110349), (4087, 52893), (4941, 43751), (5427, 39833), (5877, 36783), (12261, 17631)]