18808215795

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{6551}}^1$

素因数の和:6727

約数の個数: 96

約数和(自身を含む): 36060111360

約数和(自身を除く): 17251895565

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 139, 153, 243, 255, 405, 417, 459, 695, 765, 1215, 1251, 1377, 2085, 2295, 2363, 3753, 4131, 6255, 6551, 6885, 7089, 11259, 11815, 18765, 19653, 20655, 21267, 32755, 33777, 35445, 56295, 58959, 63801, 98265, 106335, 111367, 168885, 176877, 191403, 294795, 319005, 334101, 530631, 556835, 574209, 884385, 910589, 957015, 1002303, 1591893, 1670505, 2653155, 2731767, 2871045, 3006909, 4552945, 5011515, 7959465, 8195301, 9020727, 13658835, 15034545, 15480013, 24585903, 27062181, 40976505, 45103635, 46440039, 73757709, 77400065, 122929515, 135310905, 139320117, 221273127, 232200195, 368788545, 417960351, 696600585, 1106365635, 1253881053, 2089801755, 3761643159, 6269405265, 18808215795]

約数ペア:

[(1, 18808215795), (3, 6269405265), (5, 3761643159), (9, 2089801755), (15, 1253881053), (17, 1106365635), (27, 696600585), (45, 417960351), (51, 368788545), (81, 232200195), (85, 221273127), (135, 139320117), (139, 135310905), (153, 122929515), (243, 77400065), (255, 73757709), (405, 46440039), (417, 45103635), (459, 40976505), (695, 27062181), (765, 24585903), (1215, 15480013), (1251, 15034545), (1377, 13658835), (2085, 9020727), (2295, 8195301), (2363, 7959465), (3753, 5011515), (4131, 4552945), (6255, 3006909), (6551, 2871045), (6885, 2731767), (7089, 2653155), (11259, 1670505), (11815, 1591893), (18765, 1002303), (19653, 957015), (20655, 910589), (21267, 884385), (32755, 574209), (33777, 556835), (35445, 530631), (56295, 334101), (58959, 319005), (63801, 294795), (98265, 191403), (106335, 176877), (111367, 168885)]