1946206791

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 3068928000

約数和(自身を除く): 1122721209

約数列:

[1, 3, 9, 27, 29, 73, 79, 87, 219, 237, 261, 431, 657, 711, 783, 1293, 1971, 2117, 2133, 2291, 3879, 5767, 6351, 6873, 11637, 12499, 17301, 19053, 20619, 31463, 34049, 37497, 51903, 57159, 61857, 94389, 102147, 112491, 155709, 167243, 283167, 306441, 337473, 501729, 849501, 912427, 919323, 987421, 1505187, 2485577, 2737281, 2962263, 4515561, 7456731, 8211843, 8886789, 22370193, 24635529, 26660367, 67110579, 72081733, 216245199, 648735597, 1946206791]

約数ペア:

[(1, 1946206791), (3, 648735597), (9, 216245199), (27, 72081733), (29, 67110579), (73, 26660367), (79, 24635529), (87, 22370193), (219, 8886789), (237, 8211843), (261, 7456731), (431, 4515561), (657, 2962263), (711, 2737281), (783, 2485577), (1293, 1505187), (1971, 987421), (2117, 919323), (2133, 912427), (2291, 849501), (3879, 501729), (5767, 337473), (6351, 306441), (6873, 283167), (11637, 167243), (12499, 155709), (17301, 112491), (19053, 102147), (20619, 94389), (31463, 61857), (34049, 57159), (37497, 51903)]