61431965

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^2$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 94493952

約数和(自身を除く): 33061987

約数列:

[1, 5, 7, 17, 23, 35, 67, 85, 115, 119, 161, 335, 391, 469, 595, 805, 1139, 1541, 1955, 2345, 2737, 4489, 5695, 7705, 7973, 10787, 13685, 22445, 26197, 31423, 39865, 53935, 76313, 103247, 130985, 157115, 183379, 381565, 516235, 534191, 722729, 916895, 1755199, 2670955, 3613645, 8775995, 12286393, 61431965]

約数ペア:

[(1, 61431965), (5, 12286393), (7, 8775995), (17, 3613645), (23, 2670955), (35, 1755199), (67, 916895), (85, 722729), (115, 534191), (119, 516235), (161, 381565), (335, 183379), (391, 157115), (469, 130985), (595, 103247), (805, 76313), (1139, 53935), (1541, 39865), (1955, 31423), (2345, 26197), (2737, 22445), (4489, 13685), (5695, 10787), (7705, 7973)]