2215654847

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{2969}}^1$

素因数の和:3207

約数の個数: 32

約数和(自身を含む): 2767564800

約数和(自身を除く): 551909953

約数列:

[1, 7, 19, 31, 133, 181, 217, 589, 1267, 2969, 3439, 4123, 5611, 20783, 24073, 39277, 56411, 92039, 106609, 394877, 537389, 644273, 746263, 1748741, 3761723, 10210391, 12241187, 16659059, 71472737, 116613413, 316522121, 2215654847]

約数ペア:

[(1, 2215654847), (7, 316522121), (19, 116613413), (31, 71472737), (133, 16659059), (181, 12241187), (217, 10210391), (589, 3761723), (1267, 1748741), (2969, 746263), (3439, 644273), (4123, 537389), (5611, 394877), (20783, 106609), (24073, 92039), (39277, 56411)]