72955971

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2213}}^1$

素因数の和:2273

約数の個数: 40

約数和(自身を含む): 122159664

約数和(自身を除く): 49203693

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 297, 333, 407, 891, 999, 1221, 2213, 2997, 3663, 6639, 10989, 19917, 24343, 32967, 59751, 73029, 81881, 179253, 219087, 245643, 657261, 736929, 900691, 1971783, 2210787, 2702073, 6632361, 8106219, 24318657, 72955971]

約数ペア:

[(1, 72955971), (3, 24318657), (9, 8106219), (11, 6632361), (27, 2702073), (33, 2210787), (37, 1971783), (81, 900691), (99, 736929), (111, 657261), (297, 245643), (333, 219087), (407, 179253), (891, 81881), (999, 73029), (1221, 59751), (2213, 32967), (2997, 24343), (3663, 19917), (6639, 10989)]