201423465

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2647}}^1$

素因数の和:2766

約数の個数: 48

約数和(自身を含む): 371779200

約数和(自身を除く): 170355735

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 89, 95, 171, 267, 285, 445, 801, 855, 1335, 1691, 2647, 4005, 5073, 7941, 8455, 13235, 15219, 23823, 25365, 39705, 50293, 76095, 119115, 150879, 235583, 251465, 452637, 706749, 754395, 1177915, 2120247, 2263185, 3533745, 4476077, 10601235, 13428231, 22380385, 40284693, 67141155, 201423465]

約数ペア:

[(1, 201423465), (3, 67141155), (5, 40284693), (9, 22380385), (15, 13428231), (19, 10601235), (45, 4476077), (57, 3533745), (89, 2263185), (95, 2120247), (171, 1177915), (267, 754395), (285, 706749), (445, 452637), (801, 251465), (855, 235583), (1335, 150879), (1691, 119115), (2647, 76095), (4005, 50293), (5073, 39705), (7941, 25365), (8455, 23823), (13235, 15219)]