229138988

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 466324992

約数和(自身を除く): 237186004

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 127, 157, 169, 221, 254, 314, 338, 442, 508, 628, 676, 884, 1651, 2041, 2159, 2669, 2873, 3302, 4082, 4318, 5338, 5746, 6604, 8164, 8636, 10676, 11492, 19939, 21463, 26533, 28067, 34697, 39878, 42926, 53066, 56134, 69394, 79756, 85852, 106132, 112268, 138788, 259207, 338963, 364871, 451061, 518414, 677926, 729742, 902122, 1036828, 1355852, 1459484, 1804244, 3369691, 4406519, 6739382, 8813038, 13478764, 17626076, 57284747, 114569494, 229138988]

約数ペア:

[(1, 229138988), (2, 114569494), (4, 57284747), (13, 17626076), (17, 13478764), (26, 8813038), (34, 6739382), (52, 4406519), (68, 3369691), (127, 1804244), (157, 1459484), (169, 1355852), (221, 1036828), (254, 902122), (314, 729742), (338, 677926), (442, 518414), (508, 451061), (628, 364871), (676, 338963), (884, 259207), (1651, 138788), (2041, 112268), (2159, 106132), (2669, 85852), (2873, 79756), (3302, 69394), (4082, 56134), (4318, 53066), (5338, 42926), (5746, 39878), (6604, 34697), (8164, 28067), (8636, 26533), (10676, 21463), (11492, 19939)]