247356512

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{863}}^1$

素因数の和:952

約数の個数: 72

約数和(自身を含む): 537897024

約数和(自身を除く): 290540512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 169, 208, 212, 338, 416, 424, 676, 689, 848, 863, 1352, 1378, 1696, 1726, 2704, 2756, 3452, 5408, 5512, 6904, 8957, 11024, 11219, 13808, 17914, 22048, 22438, 27616, 35828, 44876, 45739, 71656, 89752, 91478, 143312, 145847, 179504, 182956, 286624, 291694, 359008, 365912, 583388, 594607, 731824, 1166776, 1189214, 1463648, 2333552, 2378428, 4667104, 4756856, 7729891, 9513712, 15459782, 19027424, 30919564, 61839128, 123678256, 247356512]

約数ペア:

[(1, 247356512), (2, 123678256), (4, 61839128), (8, 30919564), (13, 19027424), (16, 15459782), (26, 9513712), (32, 7729891), (52, 4756856), (53, 4667104), (104, 2378428), (106, 2333552), (169, 1463648), (208, 1189214), (212, 1166776), (338, 731824), (416, 594607), (424, 583388), (676, 365912), (689, 359008), (848, 291694), (863, 286624), (1352, 182956), (1378, 179504), (1696, 145847), (1726, 143312), (2704, 91478), (2756, 89752), (3452, 71656), (5408, 45739), (5512, 44876), (6904, 35828), (8957, 27616), (11024, 22438), (11219, 22048), (13808, 17914)]