338002145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 476872704

約数和(自身を除く): 138870559

約数列:

[1, 5, 13, 31, 43, 47, 65, 83, 155, 215, 235, 403, 415, 559, 611, 1079, 1333, 1457, 2015, 2021, 2573, 2795, 3055, 3569, 3901, 5395, 6665, 7285, 10105, 12865, 17329, 17845, 18941, 19505, 26273, 33449, 46397, 50713, 62651, 86645, 94705, 110639, 120931, 131365, 167245, 167743, 231985, 253565, 313255, 553195, 604655, 814463, 838715, 1438307, 1572103, 2180659, 4072315, 5200033, 7191535, 7860515, 10903295, 26000165, 67600429, 338002145]

約数ペア:

[(1, 338002145), (5, 67600429), (13, 26000165), (31, 10903295), (43, 7860515), (47, 7191535), (65, 5200033), (83, 4072315), (155, 2180659), (215, 1572103), (235, 1438307), (403, 838715), (415, 814463), (559, 604655), (611, 553195), (1079, 313255), (1333, 253565), (1457, 231985), (2015, 167743), (2021, 167245), (2573, 131365), (2795, 120931), (3055, 110639), (3569, 94705), (3901, 86645), (5395, 62651), (6665, 50713), (7285, 46397), (10105, 33449), (12865, 26273), (17329, 19505), (17845, 18941)]