1391488815

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 2348476416

約数和(自身を除く): 956987601

約数列:

[1, 3, 5, 15, 43, 47, 129, 141, 197, 215, 233, 235, 591, 645, 699, 705, 985, 1165, 2021, 2955, 3495, 6063, 8471, 9259, 10019, 10105, 10951, 25413, 27777, 30057, 30315, 32853, 42355, 45901, 46295, 50095, 54755, 127065, 137703, 138885, 150285, 164265, 229505, 398137, 470893, 688515, 1194411, 1412679, 1973743, 1990685, 2157347, 2354465, 5921229, 5972055, 6472041, 7063395, 9868715, 10786735, 29606145, 32360205, 92765921, 278297763, 463829605, 1391488815]

約数ペア:

[(1, 1391488815), (3, 463829605), (5, 278297763), (15, 92765921), (43, 32360205), (47, 29606145), (129, 10786735), (141, 9868715), (197, 7063395), (215, 6472041), (233, 5972055), (235, 5921229), (591, 2354465), (645, 2157347), (699, 1990685), (705, 1973743), (985, 1412679), (1165, 1194411), (2021, 688515), (2955, 470893), (3495, 398137), (6063, 229505), (8471, 164265), (9259, 150285), (10019, 138885), (10105, 137703), (10951, 127065), (25413, 54755), (27777, 50095), (30057, 46295), (30315, 45901), (32853, 42355)]