15964938

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 120

約数和(自身を含む): 42793344

約数和(自身を除く): 26828406

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 31, 33, 34, 51, 54, 62, 66, 81, 93, 99, 102, 153, 162, 186, 187, 198, 279, 289, 297, 306, 341, 374, 459, 527, 558, 561, 578, 594, 682, 837, 867, 891, 918, 1023, 1054, 1122, 1377, 1581, 1674, 1683, 1734, 1782, 2046, 2511, 2601, 2754, 3069, 3162, 3179, 3366, 4743, 5022, 5049, 5202, 5797, 6138, 6358, 7803, 8959, 9207, 9486, 9537, 10098, 11594, 14229, 15147, 15606, 17391, 17918, 18414, 19074, 23409, 26877, 27621, 28458, 28611, 30294, 34782, 42687, 46818, 52173, 53754, 55242, 57222, 80631, 85374, 85833, 98549, 104346, 156519, 161262, 171666, 197098, 241893, 257499, 295647, 313038, 469557, 483786, 514998, 591294, 725679, 886941, 939114, 1451358, 1773882, 2660823, 5321646, 7982469, 15964938]

約数ペア:

[(1, 15964938), (2, 7982469), (3, 5321646), (6, 2660823), (9, 1773882), (11, 1451358), (17, 939114), (18, 886941), (22, 725679), (27, 591294), (31, 514998), (33, 483786), (34, 469557), (51, 313038), (54, 295647), (62, 257499), (66, 241893), (81, 197098), (93, 171666), (99, 161262), (102, 156519), (153, 104346), (162, 98549), (186, 85833), (187, 85374), (198, 80631), (279, 57222), (289, 55242), (297, 53754), (306, 52173), (341, 46818), (374, 42687), (459, 34782), (527, 30294), (558, 28611), (561, 28458), (578, 27621), (594, 26877), (682, 23409), (837, 19074), (867, 18414), (891, 17918), (918, 17391), (1023, 15606), (1054, 15147), (1122, 14229), (1377, 11594), (1581, 10098), (1674, 9537), (1683, 9486), (1734, 9207), (1782, 8959), (2046, 7803), (2511, 6358), (2601, 6138), (2754, 5797), (3069, 5202), (3162, 5049), (3179, 5022), (3366, 4743)]