64667358

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:646

約数の個数: 72

約数和(自身を含む): 164377512

約数和(自身を除く): 99710154

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 157, 294, 314, 441, 467, 471, 882, 934, 942, 1099, 1401, 1413, 2198, 2802, 2826, 3269, 3297, 4203, 6538, 6594, 7693, 8406, 9807, 9891, 15386, 19614, 19782, 22883, 23079, 29421, 45766, 46158, 58842, 68649, 69237, 73319, 137298, 138474, 146638, 205947, 219957, 411894, 439914, 513233, 659871, 1026466, 1319742, 1539699, 3079398, 3592631, 4619097, 7185262, 9238194, 10777893, 21555786, 32333679, 64667358]

約数ペア:

[(1, 64667358), (2, 32333679), (3, 21555786), (6, 10777893), (7, 9238194), (9, 7185262), (14, 4619097), (18, 3592631), (21, 3079398), (42, 1539699), (49, 1319742), (63, 1026466), (98, 659871), (126, 513233), (147, 439914), (157, 411894), (294, 219957), (314, 205947), (441, 146638), (467, 138474), (471, 137298), (882, 73319), (934, 69237), (942, 68649), (1099, 58842), (1401, 46158), (1413, 45766), (2198, 29421), (2802, 23079), (2826, 22883), (3269, 19782), (3297, 19614), (4203, 15386), (6538, 9891), (6594, 9807), (7693, 8406)]