65380959

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 115706880

約数和(自身を除く): 50325921

約数列:

[1, 3, 7, 9, 21, 27, 53, 61, 63, 107, 159, 183, 189, 321, 371, 427, 477, 549, 749, 963, 1113, 1281, 1431, 1647, 2247, 2889, 3233, 3339, 3843, 5671, 6527, 6741, 9699, 10017, 11529, 17013, 19581, 20223, 22631, 29097, 39697, 45689, 51039, 58743, 67893, 87291, 119091, 137067, 153117, 176229, 203679, 345931, 357273, 411201, 611037, 1037793, 1071819, 1233603, 2421517, 3113379, 7264551, 9340137, 21793653, 65380959]

約数ペア:

[(1, 65380959), (3, 21793653), (7, 9340137), (9, 7264551), (21, 3113379), (27, 2421517), (53, 1233603), (61, 1071819), (63, 1037793), (107, 611037), (159, 411201), (183, 357273), (189, 345931), (321, 203679), (371, 176229), (427, 153117), (477, 137067), (549, 119091), (749, 87291), (963, 67893), (1113, 58743), (1281, 51039), (1431, 45689), (1647, 39697), (2247, 29097), (2889, 22631), (3233, 20223), (3339, 19581), (3843, 17013), (5671, 11529), (6527, 10017), (6741, 9699)]