71236984

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 64

約数和(自身を含む): 167832000

約数和(自身を除く): 96595016

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 343, 364, 392, 637, 686, 728, 1274, 1372, 1997, 2548, 2744, 3994, 4459, 5096, 7988, 8918, 13979, 15976, 17836, 25961, 27958, 35672, 51922, 55916, 97853, 103844, 111832, 181727, 195706, 207688, 363454, 391412, 684971, 726908, 782824, 1272089, 1369942, 1453816, 2544178, 2739884, 5088356, 5479768, 8904623, 10176712, 17809246, 35618492, 71236984]

約数ペア:

[(1, 71236984), (2, 35618492), (4, 17809246), (7, 10176712), (8, 8904623), (13, 5479768), (14, 5088356), (26, 2739884), (28, 2544178), (49, 1453816), (52, 1369942), (56, 1272089), (91, 782824), (98, 726908), (104, 684971), (182, 391412), (196, 363454), (343, 207688), (364, 195706), (392, 181727), (637, 111832), (686, 103844), (728, 97853), (1274, 55916), (1372, 51922), (1997, 35672), (2548, 27958), (2744, 25961), (3994, 17836), (4459, 15976), (5096, 13979), (7988, 8918)]