1900983915

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{16229}}^1$

素因数の和:16396

約数の個数: 48

約数和(自身を含む): 3493994400

約数和(自身を除く): 1593010485

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 137, 171, 285, 411, 685, 855, 1233, 2055, 2603, 6165, 7809, 13015, 16229, 23427, 39045, 48687, 81145, 117135, 146061, 243435, 308351, 730305, 925053, 1541755, 2223373, 2775159, 4625265, 6670119, 11116865, 13875795, 20010357, 33350595, 42244087, 100051785, 126732261, 211220435, 380196783, 633661305, 1900983915]

約数ペア:

[(1, 1900983915), (3, 633661305), (5, 380196783), (9, 211220435), (15, 126732261), (19, 100051785), (45, 42244087), (57, 33350595), (95, 20010357), (137, 13875795), (171, 11116865), (285, 6670119), (411, 4625265), (685, 2775159), (855, 2223373), (1233, 1541755), (2055, 925053), (2603, 730305), (6165, 308351), (7809, 243435), (13015, 146061), (16229, 117135), (23427, 81145), (39045, 48687)]