157212972

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{89123}}^1$

素因数の和:89147

約数の個数: 54

約数和(自身を含む): 462286188

約数和(自身を除く): 305073216

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 89123, 178246, 267369, 356492, 534738, 623861, 802107, 1069476, 1247722, 1604214, 1871583, 2495444, 3208428, 3743166, 4367027, 5614749, 7486332, 8734054, 11229498, 13101081, 17468108, 22458996, 26202162, 39303243, 52404324, 78606486, 157212972]

約数ペア:

[(1, 157212972), (2, 78606486), (3, 52404324), (4, 39303243), (6, 26202162), (7, 22458996), (9, 17468108), (12, 13101081), (14, 11229498), (18, 8734054), (21, 7486332), (28, 5614749), (36, 4367027), (42, 3743166), (49, 3208428), (63, 2495444), (84, 1871583), (98, 1604214), (126, 1247722), (147, 1069476), (196, 802107), (252, 623861), (294, 534738), (441, 356492), (588, 267369), (882, 178246), (1764, 89123)]