16391676

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 45320016

約数和(自身を除く): 28928340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 457, 588, 732, 854, 914, 1281, 1371, 1708, 1828, 2562, 2742, 2989, 3199, 5124, 5484, 5978, 6398, 8967, 9597, 11956, 12796, 17934, 19194, 22393, 27877, 35868, 38388, 44786, 55754, 67179, 83631, 89572, 111508, 134358, 167262, 195139, 268716, 334524, 390278, 585417, 780556, 1170834, 1365973, 2341668, 2731946, 4097919, 5463892, 8195838, 16391676]

約数ペア:

[(1, 16391676), (2, 8195838), (3, 5463892), (4, 4097919), (6, 2731946), (7, 2341668), (12, 1365973), (14, 1170834), (21, 780556), (28, 585417), (42, 390278), (49, 334524), (61, 268716), (84, 195139), (98, 167262), (122, 134358), (147, 111508), (183, 89572), (196, 83631), (244, 67179), (294, 55754), (366, 44786), (427, 38388), (457, 35868), (588, 27877), (732, 22393), (854, 19194), (914, 17934), (1281, 12796), (1371, 11956), (1708, 9597), (1828, 8967), (2562, 6398), (2742, 5978), (2989, 5484), (3199, 5124)]