156978645

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{1993}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 258422400

約数和(自身を除く): 101443755

約数列:

[1, 3, 5, 15, 59, 89, 177, 267, 295, 445, 885, 1335, 1993, 5251, 5979, 9965, 15753, 26255, 29895, 78765, 117587, 177377, 352761, 532131, 587935, 886885, 1763805, 2660655, 10465243, 31395729, 52326215, 156978645]

約数ペア:

[(1, 156978645), (3, 52326215), (5, 31395729), (15, 10465243), (59, 2660655), (89, 1763805), (177, 886885), (267, 587935), (295, 532131), (445, 352761), (885, 177377), (1335, 117587), (1993, 78765), (5251, 29895), (5979, 26255), (9965, 15753)]