128998674

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6359}}^1$

素因数の和:6404

約数の個数: 72

約数和(自身を含む): 339318720

約数和(自身を除く): 210320046

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 49, 63, 69, 98, 126, 138, 147, 161, 207, 294, 322, 414, 441, 483, 882, 966, 1127, 1449, 2254, 2898, 3381, 6359, 6762, 10143, 12718, 19077, 20286, 38154, 44513, 57231, 89026, 114462, 133539, 146257, 267078, 292514, 311591, 400617, 438771, 623182, 801234, 877542, 934773, 1023799, 1316313, 1869546, 2047598, 2632626, 2804319, 3071397, 5608638, 6142794, 7166593, 9214191, 14333186, 18428382, 21499779, 42999558, 64499337, 128998674]

約数ペア:

[(1, 128998674), (2, 64499337), (3, 42999558), (6, 21499779), (7, 18428382), (9, 14333186), (14, 9214191), (18, 7166593), (21, 6142794), (23, 5608638), (42, 3071397), (46, 2804319), (49, 2632626), (63, 2047598), (69, 1869546), (98, 1316313), (126, 1023799), (138, 934773), (147, 877542), (161, 801234), (207, 623182), (294, 438771), (322, 400617), (414, 311591), (441, 292514), (483, 267078), (882, 146257), (966, 133539), (1127, 114462), (1449, 89026), (2254, 57231), (2898, 44513), (3381, 38154), (6359, 20286), (6762, 19077), (10143, 12718)]