72939741

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1181}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 118464768

約数和(自身を除く): 45525027

約数列:

[1, 3, 7, 17, 21, 51, 119, 173, 357, 519, 1181, 1211, 2941, 3543, 3633, 8267, 8823, 20077, 20587, 24801, 60231, 61761, 140539, 204313, 421617, 612939, 1430191, 3473321, 4290573, 10419963, 24313247, 72939741]

約数ペア:

[(1, 72939741), (3, 24313247), (7, 10419963), (17, 4290573), (21, 3473321), (51, 1430191), (119, 612939), (173, 421617), (357, 204313), (519, 140539), (1181, 61761), (1211, 60231), (2941, 24801), (3543, 20587), (3633, 20077), (8267, 8823)]