42787017

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 77051520

約数和(自身を除く): 34264503

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 89, 91, 117, 267, 273, 587, 623, 801, 819, 1157, 1761, 1869, 3471, 4109, 5283, 5607, 7631, 8099, 10413, 12327, 22893, 24297, 36981, 52243, 53417, 68679, 72891, 156729, 160251, 365701, 470187, 480753, 679159, 1097103, 2037477, 3291309, 4754113, 6112431, 14262339, 42787017]

約数ペア:

[(1, 42787017), (3, 14262339), (7, 6112431), (9, 4754113), (13, 3291309), (21, 2037477), (39, 1097103), (63, 679159), (89, 480753), (91, 470187), (117, 365701), (267, 160251), (273, 156729), (587, 72891), (623, 68679), (801, 53417), (819, 52243), (1157, 36981), (1761, 24297), (1869, 22893), (3471, 12327), (4109, 10413), (5283, 8099), (5607, 7631)]