121215296

素因数分解:

$2^6\times {\mathrm{61}}^2\times {\mathrm{509}}^1$

素因数の和:643

約数の個数: 42

約数和(自身を含む): 245024910

約数和(自身を除く): 123809614

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 509, 976, 1018, 1952, 2036, 3721, 3904, 4072, 7442, 8144, 14884, 16288, 29768, 31049, 32576, 59536, 62098, 119072, 124196, 238144, 248392, 496784, 993568, 1893989, 1987136, 3787978, 7575956, 15151912, 30303824, 60607648, 121215296]

約数ペア:

[(1, 121215296), (2, 60607648), (4, 30303824), (8, 15151912), (16, 7575956), (32, 3787978), (61, 1987136), (64, 1893989), (122, 993568), (244, 496784), (488, 248392), (509, 238144), (976, 124196), (1018, 119072), (1952, 62098), (2036, 59536), (3721, 32576), (3904, 31049), (4072, 29768), (7442, 16288), (8144, 14884)]