81889470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69991}}^1$

素因数の和:70017

約数の個数: 48

約数和(自身を含む): 229293792

約数和(自身を除く): 147404322

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 69991, 139982, 209973, 349955, 419946, 629919, 699910, 909883, 1049865, 1259838, 1819766, 2099730, 2729649, 3149595, 4549415, 5459298, 6299190, 8188947, 9098830, 13648245, 16377894, 27296490, 40944735, 81889470]

約数ペア:

[(1, 81889470), (2, 40944735), (3, 27296490), (5, 16377894), (6, 13648245), (9, 9098830), (10, 8188947), (13, 6299190), (15, 5459298), (18, 4549415), (26, 3149595), (30, 2729649), (39, 2099730), (45, 1819766), (65, 1259838), (78, 1049865), (90, 909883), (117, 699910), (130, 629919), (195, 419946), (234, 349955), (390, 209973), (585, 139982), (1170, 69991)]