28156920894

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{73783}}^1$

素因数の和:74022

約数の個数: 64

約数和(自身を含む): 64599367680

約数和(自身を除く): 36442446786

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 191, 222, 333, 382, 573, 666, 999, 1146, 1719, 1998, 3438, 5157, 7067, 10314, 14134, 21201, 42402, 63603, 73783, 127206, 147566, 190809, 221349, 381618, 442698, 664047, 1328094, 1992141, 2729971, 3984282, 5459942, 8189913, 14092553, 16379826, 24569739, 28185106, 42277659, 49139478, 73709217, 84555318, 126832977, 147418434, 253665954, 380498931, 521424461, 760997862, 1042848922, 1564273383, 3128546766, 4692820149, 9385640298, 14078460447, 28156920894]

約数ペア:

[(1, 28156920894), (2, 14078460447), (3, 9385640298), (6, 4692820149), (9, 3128546766), (18, 1564273383), (27, 1042848922), (37, 760997862), (54, 521424461), (74, 380498931), (111, 253665954), (191, 147418434), (222, 126832977), (333, 84555318), (382, 73709217), (573, 49139478), (666, 42277659), (999, 28185106), (1146, 24569739), (1719, 16379826), (1998, 14092553), (3438, 8189913), (5157, 5459942), (7067, 3984282), (10314, 2729971), (14134, 1992141), (21201, 1328094), (42402, 664047), (63603, 442698), (73783, 381618), (127206, 221349), (147566, 190809)]