991321704

素因数分解:

$2^3\times 3^2\times {\mathrm{79}}^1\times {\mathrm{397}}^1\times {\mathrm{439}}^1$

素因数の和:927

約数の個数: 96

約数和(自身を含む): 2731872000

約数和(自身を除く): 1740550296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 79, 158, 237, 316, 397, 439, 474, 632, 711, 794, 878, 948, 1191, 1317, 1422, 1588, 1756, 1896, 2382, 2634, 2844, 3176, 3512, 3573, 3951, 4764, 5268, 5688, 7146, 7902, 9528, 10536, 14292, 15804, 28584, 31363, 31608, 34681, 62726, 69362, 94089, 104043, 125452, 138724, 174283, 188178, 208086, 250904, 277448, 282267, 312129, 348566, 376356, 416172, 522849, 564534, 624258, 697132, 752712, 832344, 1045698, 1129068, 1248516, 1394264, 1568547, 2091396, 2258136, 2497032, 3137094, 4182792, 6274188, 12548376, 13768357, 27536714, 41305071, 55073428, 82610142, 110146856, 123915213, 165220284, 247830426, 330440568, 495660852, 991321704]

約数ペア:

[(1, 991321704), (2, 495660852), (3, 330440568), (4, 247830426), (6, 165220284), (8, 123915213), (9, 110146856), (12, 82610142), (18, 55073428), (24, 41305071), (36, 27536714), (72, 13768357), (79, 12548376), (158, 6274188), (237, 4182792), (316, 3137094), (397, 2497032), (439, 2258136), (474, 2091396), (632, 1568547), (711, 1394264), (794, 1248516), (878, 1129068), (948, 1045698), (1191, 832344), (1317, 752712), (1422, 697132), (1588, 624258), (1756, 564534), (1896, 522849), (2382, 416172), (2634, 376356), (2844, 348566), (3176, 312129), (3512, 282267), (3573, 277448), (3951, 250904), (4764, 208086), (5268, 188178), (5688, 174283), (7146, 138724), (7902, 125452), (9528, 104043), (10536, 94089), (14292, 69362), (15804, 62726), (28584, 34681), (31363, 31608)]