420516866

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 849429504

約数和(自身を除く): 428912638

約数列:

[1, 2, 7, 11, 14, 22, 23, 43, 46, 77, 86, 121, 154, 161, 242, 251, 253, 301, 322, 473, 502, 506, 602, 847, 946, 989, 1694, 1757, 1771, 1978, 2761, 2783, 3311, 3514, 3542, 5203, 5522, 5566, 5773, 6622, 6923, 10406, 10793, 10879, 11546, 13846, 19327, 19481, 21586, 21758, 30371, 36421, 38654, 38962, 40411, 60742, 63503, 72842, 75551, 76153, 80822, 118723, 119669, 127006, 151102, 152306, 212597, 237446, 239338, 248239, 425194, 444521, 496478, 698533, 831061, 837683, 889042, 1305953, 1397066, 1662122, 1675366, 1737673, 2611906, 2730629, 3475346, 4889731, 5461258, 9141671, 9779462, 18283342, 19114403, 30036919, 38228806, 60073838, 210258433, 420516866]

約数ペア:

[(1, 420516866), (2, 210258433), (7, 60073838), (11, 38228806), (14, 30036919), (22, 19114403), (23, 18283342), (43, 9779462), (46, 9141671), (77, 5461258), (86, 4889731), (121, 3475346), (154, 2730629), (161, 2611906), (242, 1737673), (251, 1675366), (253, 1662122), (301, 1397066), (322, 1305953), (473, 889042), (502, 837683), (506, 831061), (602, 698533), (847, 496478), (946, 444521), (989, 425194), (1694, 248239), (1757, 239338), (1771, 237446), (1978, 212597), (2761, 152306), (2783, 151102), (3311, 127006), (3514, 119669), (3542, 118723), (5203, 80822), (5522, 76153), (5566, 75551), (5773, 72842), (6622, 63503), (6923, 60742), (10406, 40411), (10793, 38962), (10879, 38654), (11546, 36421), (13846, 30371), (19327, 21758), (19481, 21586)]