28309176

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{79}}^2$

素因数の和:183

約数の個数: 120

約数和(自身を含む): 91780920

約数和(自身を除く): 63471744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 79, 81, 84, 108, 126, 158, 162, 168, 189, 216, 237, 252, 316, 324, 378, 474, 504, 553, 567, 632, 648, 711, 756, 948, 1106, 1134, 1422, 1512, 1659, 1896, 2133, 2212, 2268, 2844, 3318, 4266, 4424, 4536, 4977, 5688, 6241, 6399, 6636, 8532, 9954, 12482, 12798, 13272, 14931, 17064, 18723, 19908, 24964, 25596, 29862, 37446, 39816, 43687, 44793, 49928, 51192, 56169, 59724, 74892, 87374, 89586, 112338, 119448, 131061, 149784, 168507, 174748, 179172, 224676, 262122, 337014, 349496, 358344, 393183, 449352, 505521, 524244, 674028, 786366, 1011042, 1048488, 1179549, 1348056, 1572732, 2022084, 2359098, 3145464, 3538647, 4044168, 4718196, 7077294, 9436392, 14154588, 28309176]

約数ペア:

[(1, 28309176), (2, 14154588), (3, 9436392), (4, 7077294), (6, 4718196), (7, 4044168), (8, 3538647), (9, 3145464), (12, 2359098), (14, 2022084), (18, 1572732), (21, 1348056), (24, 1179549), (27, 1048488), (28, 1011042), (36, 786366), (42, 674028), (54, 524244), (56, 505521), (63, 449352), (72, 393183), (79, 358344), (81, 349496), (84, 337014), (108, 262122), (126, 224676), (158, 179172), (162, 174748), (168, 168507), (189, 149784), (216, 131061), (237, 119448), (252, 112338), (316, 89586), (324, 87374), (378, 74892), (474, 59724), (504, 56169), (553, 51192), (567, 49928), (632, 44793), (648, 43687), (711, 39816), (756, 37446), (948, 29862), (1106, 25596), (1134, 24964), (1422, 19908), (1512, 18723), (1659, 17064), (1896, 14931), (2133, 13272), (2212, 12798), (2268, 12482), (2844, 9954), (3318, 8532), (4266, 6636), (4424, 6399), (4536, 6241), (4977, 5688)]