127873252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 261868544

約数和(自身を除く): 133995292

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 67, 68, 127, 134, 221, 254, 268, 289, 442, 508, 578, 871, 884, 1139, 1156, 1651, 1742, 2159, 2278, 3302, 3484, 3757, 4318, 4556, 6604, 7514, 8509, 8636, 14807, 15028, 17018, 19363, 28067, 29614, 34036, 36703, 38726, 56134, 59228, 73406, 77452, 110617, 112268, 144653, 146812, 221234, 251719, 289306, 442468, 477139, 503438, 578612, 954278, 1006876, 1880489, 1908556, 2459101, 3760978, 4918202, 7521956, 9836404, 31968313, 63936626, 127873252]

約数ペア:

[(1, 127873252), (2, 63936626), (4, 31968313), (13, 9836404), (17, 7521956), (26, 4918202), (34, 3760978), (52, 2459101), (67, 1908556), (68, 1880489), (127, 1006876), (134, 954278), (221, 578612), (254, 503438), (268, 477139), (289, 442468), (442, 289306), (508, 251719), (578, 221234), (871, 146812), (884, 144653), (1139, 112268), (1156, 110617), (1651, 77452), (1742, 73406), (2159, 59228), (2278, 56134), (3302, 38726), (3484, 36703), (3757, 34036), (4318, 29614), (4556, 28067), (6604, 19363), (7514, 17018), (8509, 15028), (8636, 14807)]