172139548

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 363524112

約数和(自身を除く): 191384564

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 73, 98, 106, 146, 196, 212, 227, 292, 371, 454, 511, 742, 908, 1022, 1484, 1589, 2044, 2597, 3178, 3577, 3869, 5194, 6356, 7154, 7738, 10388, 11123, 12031, 14308, 15476, 16571, 22246, 24062, 27083, 33142, 44492, 48124, 54166, 66284, 84217, 108332, 115997, 168434, 189581, 231994, 336868, 379162, 463988, 589519, 758324, 811979, 878263, 1179038, 1623958, 1756526, 2358076, 3247916, 3513052, 6147841, 12295682, 24591364, 43034887, 86069774, 172139548]

約数ペア:

[(1, 172139548), (2, 86069774), (4, 43034887), (7, 24591364), (14, 12295682), (28, 6147841), (49, 3513052), (53, 3247916), (73, 2358076), (98, 1756526), (106, 1623958), (146, 1179038), (196, 878263), (212, 811979), (227, 758324), (292, 589519), (371, 463988), (454, 379162), (511, 336868), (742, 231994), (908, 189581), (1022, 168434), (1484, 115997), (1589, 108332), (2044, 84217), (2597, 66284), (3178, 54166), (3577, 48124), (3869, 44492), (5194, 33142), (6356, 27083), (7154, 24062), (7738, 22246), (10388, 16571), (11123, 15476), (12031, 14308)]