172393878

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1777}}^1$

素因数の和:1861

約数の個数: 64

約数和(自身を含む): 389168640

約数和(自身を除く): 216774762

約数列:

[1, 2, 3, 6, 19, 23, 37, 38, 46, 57, 69, 74, 111, 114, 138, 222, 437, 703, 851, 874, 1311, 1406, 1702, 1777, 2109, 2553, 2622, 3554, 4218, 5106, 5331, 10662, 16169, 32338, 33763, 40871, 48507, 65749, 67526, 81742, 97014, 101289, 122613, 131498, 197247, 202578, 245226, 394494, 776549, 1249231, 1512227, 1553098, 2329647, 2498462, 3024454, 3747693, 4536681, 4659294, 7495386, 9073362, 28732313, 57464626, 86196939, 172393878]

約数ペア:

[(1, 172393878), (2, 86196939), (3, 57464626), (6, 28732313), (19, 9073362), (23, 7495386), (37, 4659294), (38, 4536681), (46, 3747693), (57, 3024454), (69, 2498462), (74, 2329647), (111, 1553098), (114, 1512227), (138, 1249231), (222, 776549), (437, 394494), (703, 245226), (851, 202578), (874, 197247), (1311, 131498), (1406, 122613), (1702, 101289), (1777, 97014), (2109, 81742), (2553, 67526), (2622, 65749), (3554, 48507), (4218, 40871), (5106, 33763), (5331, 32338), (10662, 16169)]