128313948

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4643}}^1$

素因数の和:4711

約数の個数: 72

約数和(自身を含む): 355767552

約数和(自身を除く): 227453604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 49, 84, 94, 98, 141, 147, 188, 196, 282, 294, 329, 564, 588, 658, 987, 1316, 1974, 2303, 3948, 4606, 4643, 6909, 9212, 9286, 13818, 13929, 18572, 27636, 27858, 32501, 55716, 65002, 97503, 130004, 195006, 218221, 227507, 390012, 436442, 455014, 654663, 682521, 872884, 910028, 1309326, 1365042, 1527547, 2618652, 2730084, 3055094, 4582641, 6110188, 9165282, 10692829, 18330564, 21385658, 32078487, 42771316, 64156974, 128313948]

約数ペア:

[(1, 128313948), (2, 64156974), (3, 42771316), (4, 32078487), (6, 21385658), (7, 18330564), (12, 10692829), (14, 9165282), (21, 6110188), (28, 4582641), (42, 3055094), (47, 2730084), (49, 2618652), (84, 1527547), (94, 1365042), (98, 1309326), (141, 910028), (147, 872884), (188, 682521), (196, 654663), (282, 455014), (294, 436442), (329, 390012), (564, 227507), (588, 218221), (658, 195006), (987, 130004), (1316, 97503), (1974, 65002), (2303, 55716), (3948, 32501), (4606, 27858), (4643, 27636), (6909, 18572), (9212, 13929), (9286, 13818)]