217420056

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{61627}}^1$

素因数の和:61653

約数の個数: 72

約数和(自身を含む): 684995220

約数和(自身を除く): 467575164

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, 61627, 123254, 184881, 246508, 369762, 431389, 493016, 554643, 739524, 862778, 1109286, 1294167, 1479048, 1725556, 2218572, 2588334, 3019723, 3451112, 3882501, 4437144, 5176668, 6039446, 7765002, 9059169, 10353336, 12078892, 15530004, 18118338, 24157784, 27177507, 31060008, 36236676, 54355014, 72473352, 108710028, 217420056]

約数ペア:

[(1, 217420056), (2, 108710028), (3, 72473352), (4, 54355014), (6, 36236676), (7, 31060008), (8, 27177507), (9, 24157784), (12, 18118338), (14, 15530004), (18, 12078892), (21, 10353336), (24, 9059169), (28, 7765002), (36, 6039446), (42, 5176668), (49, 4437144), (56, 3882501), (63, 3451112), (72, 3019723), (84, 2588334), (98, 2218572), (126, 1725556), (147, 1479048), (168, 1294167), (196, 1109286), (252, 862778), (294, 739524), (392, 554643), (441, 493016), (504, 431389), (588, 369762), (882, 246508), (1176, 184881), (1764, 123254), (3528, 61627)]