72445923

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 118310400

約数和(自身を除く): 45864477

約数列:

[1, 3, 9, 11, 33, 59, 79, 99, 157, 177, 237, 471, 531, 649, 711, 869, 1413, 1727, 1947, 2607, 4661, 5181, 5841, 7821, 9263, 12403, 13983, 15543, 27789, 37209, 41949, 51271, 83367, 101893, 111627, 136433, 153813, 305679, 409299, 461439, 731777, 917037, 1227897, 2195331, 6585993, 8049547, 24148641, 72445923]

約数ペア:

[(1, 72445923), (3, 24148641), (9, 8049547), (11, 6585993), (33, 2195331), (59, 1227897), (79, 917037), (99, 731777), (157, 461439), (177, 409299), (237, 305679), (471, 153813), (531, 136433), (649, 111627), (711, 101893), (869, 83367), (1413, 51271), (1727, 41949), (1947, 37209), (2607, 27789), (4661, 15543), (5181, 13983), (5841, 12403), (7821, 9263)]