201547965

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^2\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 344283264

約数和(自身を除く): 142735299

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 157, 183, 305, 345, 471, 785, 915, 1403, 2355, 3611, 3721, 4209, 7015, 9577, 10833, 11163, 18055, 18605, 21045, 28731, 47885, 54165, 55815, 85583, 143655, 220271, 256749, 427915, 584197, 660813, 1101355, 1283745, 1752591, 2920985, 3304065, 8762955, 13436531, 40309593, 67182655, 201547965]

約数ペア:

[(1, 201547965), (3, 67182655), (5, 40309593), (15, 13436531), (23, 8762955), (61, 3304065), (69, 2920985), (115, 1752591), (157, 1283745), (183, 1101355), (305, 660813), (345, 584197), (471, 427915), (785, 256749), (915, 220271), (1403, 143655), (2355, 85583), (3611, 55815), (3721, 54165), (4209, 47885), (7015, 28731), (9577, 21045), (10833, 18605), (11163, 18055)]