406784844

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2609}}^1$

素因数の和:2751

約数の個数: 72

約数和(自身を含む): 1060244640

約数和(自身を除く): 653459796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 71, 122, 142, 183, 213, 244, 284, 366, 426, 549, 639, 732, 852, 1098, 1278, 2196, 2556, 2609, 4331, 5218, 7827, 8662, 10436, 12993, 15654, 17324, 23481, 25986, 31308, 38979, 46962, 51972, 77958, 93924, 155916, 159149, 185239, 318298, 370478, 477447, 555717, 636596, 740956, 954894, 1111434, 1432341, 1667151, 1909788, 2222868, 2864682, 3334302, 5729364, 6668604, 11299579, 22599158, 33898737, 45198316, 67797474, 101696211, 135594948, 203392422, 406784844]

約数ペア:

[(1, 406784844), (2, 203392422), (3, 135594948), (4, 101696211), (6, 67797474), (9, 45198316), (12, 33898737), (18, 22599158), (36, 11299579), (61, 6668604), (71, 5729364), (122, 3334302), (142, 2864682), (183, 2222868), (213, 1909788), (244, 1667151), (284, 1432341), (366, 1111434), (426, 954894), (549, 740956), (639, 636596), (732, 555717), (852, 477447), (1098, 370478), (1278, 318298), (2196, 185239), (2556, 159149), (2609, 155916), (4331, 93924), (5218, 77958), (7827, 51972), (8662, 46962), (10436, 38979), (12993, 31308), (15654, 25986), (17324, 23481)]