203421603

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 349470720

約数和(自身を除く): 146049117

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 79, 157, 213, 231, 237, 471, 497, 553, 781, 869, 1099, 1491, 1659, 1727, 2343, 2607, 3297, 5181, 5467, 5609, 6083, 11147, 12089, 12403, 16401, 16827, 18249, 33441, 36267, 37209, 39263, 61699, 78029, 86821, 117789, 122617, 136433, 185097, 234087, 260463, 367851, 409299, 431893, 858319, 880613, 955031, 1295679, 2574957, 2641839, 2865093, 6164291, 9686743, 18492873, 29060229, 67807201, 203421603]

約数ペア:

[(1, 203421603), (3, 67807201), (7, 29060229), (11, 18492873), (21, 9686743), (33, 6164291), (71, 2865093), (77, 2641839), (79, 2574957), (157, 1295679), (213, 955031), (231, 880613), (237, 858319), (471, 431893), (497, 409299), (553, 367851), (781, 260463), (869, 234087), (1099, 185097), (1491, 136433), (1659, 122617), (1727, 117789), (2343, 86821), (2607, 78029), (3297, 61699), (5181, 39263), (5467, 37209), (5609, 36267), (6083, 33441), (11147, 18249), (12089, 16827), (12403, 16401)]