211773822

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1073

約数の個数: 64

約数和(自身を含む): 473969664

約数和(自身を除く): 262195842

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 61, 78, 94, 122, 141, 183, 282, 366, 611, 793, 947, 1222, 1586, 1833, 1894, 2379, 2841, 2867, 3666, 4758, 5682, 5734, 8601, 12311, 17202, 24622, 36933, 37271, 44509, 57767, 73866, 74542, 89018, 111813, 115534, 133527, 173301, 223626, 267054, 346602, 578617, 750971, 1157234, 1501942, 1735851, 2252913, 2715049, 3471702, 4505826, 5430098, 8145147, 16290294, 35295637, 70591274, 105886911, 211773822]

約数ペア:

[(1, 211773822), (2, 105886911), (3, 70591274), (6, 35295637), (13, 16290294), (26, 8145147), (39, 5430098), (47, 4505826), (61, 3471702), (78, 2715049), (94, 2252913), (122, 1735851), (141, 1501942), (183, 1157234), (282, 750971), (366, 578617), (611, 346602), (793, 267054), (947, 223626), (1222, 173301), (1586, 133527), (1833, 115534), (1894, 111813), (2379, 89018), (2841, 74542), (2867, 73866), (3666, 57767), (4758, 44509), (5682, 37271), (5734, 36933), (8601, 24622), (12311, 17202)]