31551138728

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{461}}^1\times {\mathrm{953}}^1$

素因数の和:1658

約数の個数: 64

約数和(自身を含む): 60929003520

約数和(自身を除く): 29377864792

約数列:

[1, 2, 4, 8, 47, 94, 188, 191, 376, 382, 461, 764, 922, 953, 1528, 1844, 1906, 3688, 3812, 7624, 8977, 17954, 21667, 35908, 43334, 44791, 71816, 86668, 88051, 89582, 173336, 176102, 179164, 182023, 352204, 358328, 364046, 439333, 704408, 728092, 878666, 1456184, 1757332, 3514664, 4138397, 8276794, 8555081, 16553588, 17110162, 20648651, 33107176, 34220324, 41297302, 68440648, 82594604, 83912603, 165189208, 167825206, 335650412, 671300824, 3943892341, 7887784682, 15775569364, 31551138728]

約数ペア:

[(1, 31551138728), (2, 15775569364), (4, 7887784682), (8, 3943892341), (47, 671300824), (94, 335650412), (188, 167825206), (191, 165189208), (376, 83912603), (382, 82594604), (461, 68440648), (764, 41297302), (922, 34220324), (953, 33107176), (1528, 20648651), (1844, 17110162), (1906, 16553588), (3688, 8555081), (3812, 8276794), (7624, 4138397), (8977, 3514664), (17954, 1757332), (21667, 1456184), (35908, 878666), (43334, 728092), (44791, 704408), (71816, 439333), (86668, 364046), (88051, 358328), (89582, 352204), (173336, 182023), (176102, 179164)]