201521601

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 313709760

約数和(自身を除く): 112188159

約数列:

[1, 3, 9, 27, 41, 81, 113, 123, 179, 243, 339, 369, 537, 1017, 1107, 1611, 3051, 3321, 4633, 4833, 7339, 9153, 9963, 13899, 14499, 20227, 22017, 27459, 41697, 43497, 60681, 66051, 125091, 182043, 198153, 375273, 546129, 594459, 829307, 1125819, 1638387, 1783377, 2487921, 4915161, 7463763, 22391289, 67173867, 201521601]

約数ペア:

[(1, 201521601), (3, 67173867), (9, 22391289), (27, 7463763), (41, 4915161), (81, 2487921), (113, 1783377), (123, 1638387), (179, 1125819), (243, 829307), (339, 594459), (369, 546129), (537, 375273), (1017, 198153), (1107, 182043), (1611, 125091), (3051, 66051), (3321, 60681), (4633, 43497), (4833, 41697), (7339, 27459), (9153, 22017), (9963, 20227), (13899, 14499)]