661842216

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{187597}}^1$

素因数の和:187623

約数の個数: 72

約数和(自身を含む): 2085151770

約数和(自身を除く): 1423309554

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 187597, 375194, 562791, 750388, 1125582, 1313179, 1500776, 1688373, 2251164, 2626358, 3376746, 3939537, 4502328, 5252716, 6753492, 7879074, 9192253, 10505432, 11818611, 13506984, 15758148, 18384506, 23637222, 27576759, 31516296, 36769012, 47274444, 55153518, 73538024, 82730277, 94548888, 110307036, 165460554, 220614072, 330921108, 661842216]

約数ペア:

[(1, 661842216), (2, 330921108), (3, 220614072), (4, 165460554), (6, 110307036), (7, 94548888), (8, 82730277), (9, 73538024), (12, 55153518), (14, 47274444), (18, 36769012), (21, 31516296), (24, 27576759), (28, 23637222), (36, 18384506), (42, 15758148), (49, 13506984), (56, 11818611), (63, 10505432), (72, 9192253), (84, 7879074), (98, 6753492), (126, 5252716), (147, 4502328), (168, 3939537), (196, 3376746), (252, 2626358), (294, 2251164), (392, 1688373), (441, 1500776), (504, 1313179), (588, 1125582), (882, 750388), (1176, 562791), (1764, 375194), (3528, 187597)]