388497465

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16829}}^1$

素因数の和:16868

約数の個数: 48

約数和(自身を含む): 735134400

約数和(自身を除く): 346636935

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 243, 285, 405, 513, 855, 1215, 1539, 2565, 4617, 7695, 16829, 23085, 50487, 84145, 151461, 252435, 319751, 454383, 757305, 959253, 1363149, 1598755, 2271915, 2877759, 4089447, 4796265, 6815745, 8633277, 14388795, 20447235, 25899831, 43166385, 77699493, 129499155, 388497465]

約数ペア:

[(1, 388497465), (3, 129499155), (5, 77699493), (9, 43166385), (15, 25899831), (19, 20447235), (27, 14388795), (45, 8633277), (57, 6815745), (81, 4796265), (95, 4089447), (135, 2877759), (171, 2271915), (243, 1598755), (285, 1363149), (405, 959253), (513, 757305), (855, 454383), (1215, 319751), (1539, 252435), (2565, 151461), (4617, 84145), (7695, 50487), (16829, 23085)]