77865705

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3373}}^1$

素因数の和:3412

約数の個数: 48

約数和(自身を含む): 147376320

約数和(自身を除く): 69510615

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 243, 285, 405, 513, 855, 1215, 1539, 2565, 3373, 4617, 7695, 10119, 16865, 23085, 30357, 50595, 64087, 91071, 151785, 192261, 273213, 320435, 455355, 576783, 819639, 961305, 1366065, 1730349, 2883915, 4098195, 5191047, 8651745, 15573141, 25955235, 77865705]

約数ペア:

[(1, 77865705), (3, 25955235), (5, 15573141), (9, 8651745), (15, 5191047), (19, 4098195), (27, 2883915), (45, 1730349), (57, 1366065), (81, 961305), (95, 819639), (135, 576783), (171, 455355), (243, 320435), (285, 273213), (405, 192261), (513, 151785), (855, 91071), (1215, 64087), (1539, 50595), (2565, 30357), (3373, 23085), (4617, 16865), (7695, 10119)]