2019949477065

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1947493}}^1$

素因数の和:1947720

約数の個数: 80

約数和(自身を含む): 3919277145168

約数和(自身を除く): 1899327668103

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 197, 351, 405, 585, 591, 985, 1053, 1755, 1773, 2561, 2955, 5265, 5319, 7683, 8865, 12805, 15957, 23049, 26595, 38415, 69147, 79785, 115245, 207441, 345735, 1037205, 1947493, 5842479, 9737465, 17527437, 25317409, 29212395, 52582311, 75952227, 87637185, 126587045, 157746933, 227856681, 262911555, 379761135, 383656121, 683570043, 788734665, 1139283405, 1150968363, 1918280605, 2050710129, 3417850215, 3452905089, 4987529573, 5754841815, 10253550645, 10358715267, 14962588719, 17264525445, 24937647865, 31076145801, 44887766157, 51793576335, 74812943595, 134663298471, 155380729005, 224438830785, 403989895413, 673316492355, 2019949477065]

約数ペア:

[(1, 2019949477065), (3, 673316492355), (5, 403989895413), (9, 224438830785), (13, 155380729005), (15, 134663298471), (27, 74812943595), (39, 51793576335), (45, 44887766157), (65, 31076145801), (81, 24937647865), (117, 17264525445), (135, 14962588719), (195, 10358715267), (197, 10253550645), (351, 5754841815), (405, 4987529573), (585, 3452905089), (591, 3417850215), (985, 2050710129), (1053, 1918280605), (1755, 1150968363), (1773, 1139283405), (2561, 788734665), (2955, 683570043), (5265, 383656121), (5319, 379761135), (7683, 262911555), (8865, 227856681), (12805, 157746933), (15957, 126587045), (23049, 87637185), (26595, 75952227), (38415, 52582311), (69147, 29212395), (79785, 25317409), (115245, 17527437), (207441, 9737465), (345735, 5842479), (1037205, 1947493)]