1900222989

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 3002256576

約数和(自身を除く): 1102033587

約数列:

[1, 3, 7, 21, 49, 101, 131, 147, 303, 393, 707, 917, 977, 2121, 2751, 2931, 4949, 6419, 6839, 13231, 14847, 19257, 20517, 39693, 47873, 92617, 98677, 127987, 143619, 277851, 296031, 383961, 648319, 690739, 895909, 1944957, 2072217, 2687727, 4835173, 6271363, 12926687, 14505519, 18814089, 38780061, 90486809, 271460427, 633407663, 1900222989]

約数ペア:

[(1, 1900222989), (3, 633407663), (7, 271460427), (21, 90486809), (49, 38780061), (101, 18814089), (131, 14505519), (147, 12926687), (303, 6271363), (393, 4835173), (707, 2687727), (917, 2072217), (977, 1944957), (2121, 895909), (2751, 690739), (2931, 648319), (4949, 383961), (6419, 296031), (6839, 277851), (13231, 143619), (14847, 127987), (19257, 98677), (20517, 92617), (39693, 47873)]