661039968

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{405049}}^1$

素因数の和:405079

約数の個数: 48

約数和(自身を含む): 1837306800

約数和(自身を除く): 1176266832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 405049, 810098, 1215147, 1620196, 2430294, 3240392, 4860588, 6480784, 6885833, 9721176, 12961568, 13771666, 19442352, 20657499, 27543332, 38884704, 41314998, 55086664, 82629996, 110173328, 165259992, 220346656, 330519984, 661039968]

約数ペア:

[(1, 661039968), (2, 330519984), (3, 220346656), (4, 165259992), (6, 110173328), (8, 82629996), (12, 55086664), (16, 41314998), (17, 38884704), (24, 27543332), (32, 20657499), (34, 19442352), (48, 13771666), (51, 12961568), (68, 9721176), (96, 6885833), (102, 6480784), (136, 4860588), (204, 3240392), (272, 2430294), (408, 1620196), (544, 1215147), (816, 810098), (1632, 405049)]