298403456

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{461}}^1$

素因数の和:877

約数の個数: 64

約数和(自身を含む): 643242600

約数和(自身を除く): 344839144

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 389, 416, 461, 778, 832, 922, 1556, 1664, 1844, 3112, 3688, 5057, 5993, 6224, 7376, 10114, 11986, 12448, 14752, 20228, 23972, 24896, 29504, 40456, 47944, 49792, 59008, 80912, 95888, 161824, 179329, 191776, 323648, 358658, 383552, 647296, 717316, 767104, 1434632, 2331277, 2869264, 4662554, 5738528, 9325108, 11477056, 18650216, 22954112, 37300432, 74600864, 149201728, 298403456]

約数ペア:

[(1, 298403456), (2, 149201728), (4, 74600864), (8, 37300432), (13, 22954112), (16, 18650216), (26, 11477056), (32, 9325108), (52, 5738528), (64, 4662554), (104, 2869264), (128, 2331277), (208, 1434632), (389, 767104), (416, 717316), (461, 647296), (778, 383552), (832, 358658), (922, 323648), (1556, 191776), (1664, 179329), (1844, 161824), (3112, 95888), (3688, 80912), (5057, 59008), (5993, 49792), (6224, 47944), (7376, 40456), (10114, 29504), (11986, 24896), (12448, 23972), (14752, 20228)]