23252895

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 42131232

約数和(自身を除く): 18878337

約数列:

[1, 3, 5, 9, 15, 43, 45, 61, 129, 183, 197, 215, 305, 387, 549, 591, 645, 915, 985, 1773, 1935, 2623, 2745, 2955, 7869, 8471, 8865, 12017, 13115, 23607, 25413, 36051, 39345, 42355, 60085, 76239, 108153, 118035, 127065, 180255, 381195, 516731, 540765, 1550193, 2583655, 4650579, 7750965, 23252895]

約数ペア:

[(1, 23252895), (3, 7750965), (5, 4650579), (9, 2583655), (15, 1550193), (43, 540765), (45, 516731), (61, 381195), (129, 180255), (183, 127065), (197, 118035), (215, 108153), (305, 76239), (387, 60085), (549, 42355), (591, 39345), (645, 36051), (915, 25413), (985, 23607), (1773, 13115), (1935, 12017), (2623, 8865), (2745, 8471), (2955, 7869)]