212980712

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{983}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 471847680

約数和(自身を除く): 258866968

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 73, 106, 146, 212, 292, 371, 424, 511, 584, 742, 983, 1022, 1484, 1966, 2044, 2968, 3869, 3932, 4088, 6881, 7738, 7864, 13762, 15476, 27083, 27524, 30952, 52099, 54166, 55048, 71759, 104198, 108332, 143518, 208396, 216664, 287036, 364693, 416792, 502313, 574072, 729386, 1004626, 1458772, 2009252, 2917544, 3803227, 4018504, 7606454, 15212908, 26622589, 30425816, 53245178, 106490356, 212980712]

約数ペア:

[(1, 212980712), (2, 106490356), (4, 53245178), (7, 30425816), (8, 26622589), (14, 15212908), (28, 7606454), (53, 4018504), (56, 3803227), (73, 2917544), (106, 2009252), (146, 1458772), (212, 1004626), (292, 729386), (371, 574072), (424, 502313), (511, 416792), (584, 364693), (742, 287036), (983, 216664), (1022, 208396), (1484, 143518), (1966, 108332), (2044, 104198), (2968, 71759), (3869, 55048), (3932, 54166), (4088, 52099), (6881, 30952), (7738, 27524), (7864, 27083), (13762, 15476)]