984021903

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 1521374400

約数和(自身を除く): 537352497

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 257, 349, 477, 771, 1047, 1219, 2313, 3141, 3657, 5911, 8027, 10971, 13621, 17733, 18497, 24081, 40863, 53199, 55491, 72243, 89693, 122589, 166473, 269079, 313283, 425431, 807237, 939849, 1276293, 2062939, 2819547, 3828879, 4753729, 6188817, 14261187, 18566451, 42783561, 109335767, 328007301, 984021903]

約数ペア:

[(1, 984021903), (3, 328007301), (9, 109335767), (23, 42783561), (53, 18566451), (69, 14261187), (159, 6188817), (207, 4753729), (257, 3828879), (349, 2819547), (477, 2062939), (771, 1276293), (1047, 939849), (1219, 807237), (2313, 425431), (3141, 313283), (3657, 269079), (5911, 166473), (8027, 122589), (10971, 89693), (13621, 72243), (17733, 55491), (18497, 53199), (24081, 40863)]