428269828

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{773}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 877976064

約数和(自身を除く): 449706236

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 421, 658, 773, 842, 1316, 1546, 1684, 2947, 3092, 5411, 5894, 10822, 11788, 19787, 21644, 36331, 39574, 72662, 79148, 138509, 145324, 254317, 277018, 325433, 508634, 554036, 650866, 1017268, 1301732, 2278031, 4556062, 9112124, 15295351, 30590702, 61181404, 107067457, 214134914, 428269828]

約数ペア:

[(1, 428269828), (2, 214134914), (4, 107067457), (7, 61181404), (14, 30590702), (28, 15295351), (47, 9112124), (94, 4556062), (188, 2278031), (329, 1301732), (421, 1017268), (658, 650866), (773, 554036), (842, 508634), (1316, 325433), (1546, 277018), (1684, 254317), (2947, 145324), (3092, 138509), (5411, 79148), (5894, 72662), (10822, 39574), (11788, 36331), (19787, 21644)]