19389825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:983

約数の個数: 72

約数和(自身を含む): 42788928

約数和(自身を除く): 23399103

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 819, 947, 975, 1365, 1575, 2275, 2841, 2925, 4095, 4735, 6629, 6825, 8523, 12311, 14205, 19887, 20475, 23675, 33145, 36933, 42615, 59661, 61555, 71025, 86177, 99435, 110799, 165725, 184665, 213075, 258531, 298305, 307775, 430885, 497175, 553995, 775593, 923325, 1292655, 1491525, 2154425, 2769975, 3877965, 6463275, 19389825]

約数ペア:

[(1, 19389825), (3, 6463275), (5, 3877965), (7, 2769975), (9, 2154425), (13, 1491525), (15, 1292655), (21, 923325), (25, 775593), (35, 553995), (39, 497175), (45, 430885), (63, 307775), (65, 298305), (75, 258531), (91, 213075), (105, 184665), (117, 165725), (175, 110799), (195, 99435), (225, 86177), (273, 71025), (315, 61555), (325, 59661), (455, 42615), (525, 36933), (585, 33145), (819, 23675), (947, 20475), (975, 19887), (1365, 14205), (1575, 12311), (2275, 8523), (2841, 6825), (2925, 6629), (4095, 4735)]