129127842

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:316

約数の個数: 72

約数和(自身を含む): 298142208

約数和(自身を除く): 169014366

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 71, 138, 142, 191, 207, 213, 382, 414, 426, 529, 573, 639, 1058, 1146, 1278, 1587, 1633, 1719, 3174, 3266, 3438, 4393, 4761, 4899, 8786, 9522, 9798, 13179, 13561, 14697, 26358, 27122, 29394, 37559, 39537, 40683, 75118, 79074, 81366, 101039, 112677, 122049, 202078, 225354, 244098, 303117, 311903, 338031, 606234, 623806, 676062, 909351, 935709, 1818702, 1871418, 2807127, 5614254, 7173769, 14347538, 21521307, 43042614, 64563921, 129127842]

約数ペア:

[(1, 129127842), (2, 64563921), (3, 43042614), (6, 21521307), (9, 14347538), (18, 7173769), (23, 5614254), (46, 2807127), (69, 1871418), (71, 1818702), (138, 935709), (142, 909351), (191, 676062), (207, 623806), (213, 606234), (382, 338031), (414, 311903), (426, 303117), (529, 244098), (573, 225354), (639, 202078), (1058, 122049), (1146, 112677), (1278, 101039), (1587, 81366), (1633, 79074), (1719, 75118), (3174, 40683), (3266, 39537), (3438, 37559), (4393, 29394), (4761, 27122), (4899, 26358), (8786, 14697), (9522, 13561), (9798, 13179)]