81493156965

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{131671}}^1$

素因数の和:131743

約数の個数: 64

約数和(自身を含む): 148045676544

約数和(自身を除く): 66552519579

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 121, 155, 165, 341, 363, 465, 605, 1023, 1331, 1705, 1815, 3751, 3993, 5115, 6655, 11253, 18755, 19965, 41261, 56265, 123783, 131671, 206305, 395013, 618915, 658355, 1448381, 1975065, 4081801, 4345143, 7241905, 12245403, 15932191, 20409005, 21725715, 44899811, 47796573, 61227015, 79660955, 134699433, 175254101, 224499055, 238982865, 493897921, 525762303, 673497165, 876270505, 1481693763, 2469489605, 2628811515, 5432877131, 7408468815, 16298631393, 27164385655, 81493156965]

約数ペア:

[(1, 81493156965), (3, 27164385655), (5, 16298631393), (11, 7408468815), (15, 5432877131), (31, 2628811515), (33, 2469489605), (55, 1481693763), (93, 876270505), (121, 673497165), (155, 525762303), (165, 493897921), (341, 238982865), (363, 224499055), (465, 175254101), (605, 134699433), (1023, 79660955), (1331, 61227015), (1705, 47796573), (1815, 44899811), (3751, 21725715), (3993, 20409005), (5115, 15932191), (6655, 12245403), (11253, 7241905), (18755, 4345143), (19965, 4081801), (41261, 1975065), (56265, 1448381), (123783, 658355), (131671, 618915), (206305, 395013)]