31493384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 68947200

約数和(自身を除く): 37453816

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 47, 52, 68, 94, 104, 136, 188, 221, 376, 379, 442, 611, 758, 799, 884, 1222, 1516, 1598, 1768, 2444, 3032, 3196, 4888, 4927, 6392, 6443, 9854, 10387, 12886, 17813, 19708, 20774, 25772, 35626, 39416, 41548, 51544, 71252, 83096, 83759, 142504, 167518, 231569, 302821, 335036, 463138, 605642, 670072, 926276, 1211284, 1852552, 2422568, 3936673, 7873346, 15746692, 31493384]

約数ペア:

[(1, 31493384), (2, 15746692), (4, 7873346), (8, 3936673), (13, 2422568), (17, 1852552), (26, 1211284), (34, 926276), (47, 670072), (52, 605642), (68, 463138), (94, 335036), (104, 302821), (136, 231569), (188, 167518), (221, 142504), (376, 83759), (379, 83096), (442, 71252), (611, 51544), (758, 41548), (799, 39416), (884, 35626), (1222, 25772), (1516, 20774), (1598, 19708), (1768, 17813), (2444, 12886), (3032, 10387), (3196, 9854), (4888, 6443), (4927, 6392)]