72215307

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:545

約数の個数: 40

約数和(自身を含む): 113430240

約数和(自身を除く): 41214933

約数列:

[1, 3, 9, 27, 29, 71, 81, 87, 213, 261, 433, 639, 783, 1299, 1917, 2059, 2349, 3897, 5751, 6177, 11691, 12557, 18531, 30743, 35073, 37671, 55593, 92229, 113013, 166779, 276687, 339039, 830061, 891547, 1017117, 2490183, 2674641, 8023923, 24071769, 72215307]

約数ペア:

[(1, 72215307), (3, 24071769), (9, 8023923), (27, 2674641), (29, 2490183), (71, 1017117), (81, 891547), (87, 830061), (213, 339039), (261, 276687), (433, 166779), (639, 113013), (783, 92229), (1299, 55593), (1917, 37671), (2059, 35073), (2349, 30743), (3897, 18531), (5751, 12557), (6177, 11691)]