26826885

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 49037040

約数和(自身を除く): 22210155

約数列:

[1, 3, 5, 9, 15, 29, 45, 61, 87, 145, 183, 261, 305, 337, 435, 549, 915, 1011, 1305, 1685, 1769, 2745, 3033, 5055, 5307, 8845, 9773, 15165, 15921, 20557, 26535, 29319, 48865, 61671, 79605, 87957, 102785, 146595, 185013, 308355, 439785, 596153, 925065, 1788459, 2980765, 5365377, 8942295, 26826885]

約数ペア:

[(1, 26826885), (3, 8942295), (5, 5365377), (9, 2980765), (15, 1788459), (29, 925065), (45, 596153), (61, 439785), (87, 308355), (145, 185013), (183, 146595), (261, 102785), (305, 87957), (337, 79605), (435, 61671), (549, 48865), (915, 29319), (1011, 26535), (1305, 20557), (1685, 15921), (1769, 15165), (2745, 9773), (3033, 8845), (5055, 5307)]