1021245505

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{683}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 1515853440

約数和(自身を除く): 494607935

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 359, 595, 683, 833, 1795, 2513, 3415, 4165, 4781, 6103, 11611, 12565, 17591, 23905, 30515, 33467, 42721, 58055, 81277, 87955, 167335, 213605, 245197, 299047, 406385, 568939, 1225985, 1495235, 1716379, 2844695, 4168349, 8581895, 12014653, 20841745, 29178443, 60073265, 145892215, 204249101, 1021245505]

約数ペア:

[(1, 1021245505), (5, 204249101), (7, 145892215), (17, 60073265), (35, 29178443), (49, 20841745), (85, 12014653), (119, 8581895), (245, 4168349), (359, 2844695), (595, 1716379), (683, 1495235), (833, 1225985), (1795, 568939), (2513, 406385), (3415, 299047), (4165, 245197), (4781, 213605), (6103, 167335), (11611, 87955), (12565, 81277), (17591, 58055), (23905, 42721), (30515, 33467)]