291213936

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2131}}^1$

素因数の和:2231

約数の個数: 120

約数和(自身を含む): 890127056

約数和(自身を除く): 598913120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 73, 78, 104, 117, 144, 146, 156, 208, 219, 234, 292, 312, 438, 468, 584, 624, 657, 876, 936, 949, 1168, 1314, 1752, 1872, 1898, 2131, 2628, 2847, 3504, 3796, 4262, 5256, 5694, 6393, 7592, 8524, 8541, 10512, 11388, 12786, 15184, 17048, 17082, 19179, 22776, 25572, 27703, 34096, 34164, 38358, 45552, 51144, 55406, 68328, 76716, 83109, 102288, 110812, 136656, 153432, 155563, 166218, 221624, 249327, 306864, 311126, 332436, 443248, 466689, 498654, 622252, 664872, 933378, 997308, 1244504, 1329744, 1400067, 1866756, 1994616, 2022319, 2489008, 2800134, 3733512, 3989232, 4044638, 5600268, 6066957, 7467024, 8089276, 11200536, 12133914, 16178552, 18200871, 22401072, 24267828, 32357104, 36401742, 48535656, 72803484, 97071312, 145606968, 291213936]

約数ペア:

[(1, 291213936), (2, 145606968), (3, 97071312), (4, 72803484), (6, 48535656), (8, 36401742), (9, 32357104), (12, 24267828), (13, 22401072), (16, 18200871), (18, 16178552), (24, 12133914), (26, 11200536), (36, 8089276), (39, 7467024), (48, 6066957), (52, 5600268), (72, 4044638), (73, 3989232), (78, 3733512), (104, 2800134), (117, 2489008), (144, 2022319), (146, 1994616), (156, 1866756), (208, 1400067), (219, 1329744), (234, 1244504), (292, 997308), (312, 933378), (438, 664872), (468, 622252), (584, 498654), (624, 466689), (657, 443248), (876, 332436), (936, 311126), (949, 306864), (1168, 249327), (1314, 221624), (1752, 166218), (1872, 155563), (1898, 153432), (2131, 136656), (2628, 110812), (2847, 102288), (3504, 83109), (3796, 76716), (4262, 68328), (5256, 55406), (5694, 51144), (6393, 45552), (7592, 38358), (8524, 34164), (8541, 34096), (10512, 27703), (11388, 25572), (12786, 22776), (15184, 19179), (17048, 17082)]