138993904

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1973}}^1$

素因数の和:2042

約数の個数: 80

約数和(自身を含む): 334853568

約数和(自身を除く): 195859664

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 112, 119, 136, 148, 238, 259, 272, 296, 476, 518, 592, 629, 952, 1036, 1258, 1904, 1973, 2072, 2516, 3946, 4144, 4403, 5032, 7892, 8806, 10064, 13811, 15784, 17612, 27622, 31568, 33541, 35224, 55244, 67082, 70448, 73001, 110488, 134164, 146002, 220976, 234787, 268328, 292004, 469574, 511007, 536656, 584008, 939148, 1022014, 1168016, 1241017, 1878296, 2044028, 2482034, 3756592, 4088056, 4964068, 8176112, 8687119, 9928136, 17374238, 19856272, 34748476, 69496952, 138993904]

約数ペア:

[(1, 138993904), (2, 69496952), (4, 34748476), (7, 19856272), (8, 17374238), (14, 9928136), (16, 8687119), (17, 8176112), (28, 4964068), (34, 4088056), (37, 3756592), (56, 2482034), (68, 2044028), (74, 1878296), (112, 1241017), (119, 1168016), (136, 1022014), (148, 939148), (238, 584008), (259, 536656), (272, 511007), (296, 469574), (476, 292004), (518, 268328), (592, 234787), (629, 220976), (952, 146002), (1036, 134164), (1258, 110488), (1904, 73001), (1973, 70448), (2072, 67082), (2516, 55244), (3946, 35224), (4144, 33541), (4403, 31568), (5032, 27622), (7892, 17612), (8806, 15784), (10064, 13811)]