248738308

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2381}}^1$

素因数の和:2453

約数の個数: 72

約数和(自身を含む): 558845784

約数和(自身を除く): 310107476

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 49, 52, 82, 91, 98, 164, 182, 196, 287, 364, 533, 574, 637, 1066, 1148, 1274, 2009, 2132, 2381, 2548, 3731, 4018, 4762, 7462, 8036, 9524, 14924, 16667, 26117, 30953, 33334, 52234, 61906, 66668, 97621, 104468, 116669, 123812, 195242, 216671, 233338, 390484, 433342, 466676, 683347, 866684, 1269073, 1366694, 1516697, 2538146, 2733388, 3033394, 4783429, 5076292, 6066788, 8883511, 9566858, 17767022, 19133716, 35534044, 62184577, 124369154, 248738308]

約数ペア:

[(1, 248738308), (2, 124369154), (4, 62184577), (7, 35534044), (13, 19133716), (14, 17767022), (26, 9566858), (28, 8883511), (41, 6066788), (49, 5076292), (52, 4783429), (82, 3033394), (91, 2733388), (98, 2538146), (164, 1516697), (182, 1366694), (196, 1269073), (287, 866684), (364, 683347), (533, 466676), (574, 433342), (637, 390484), (1066, 233338), (1148, 216671), (1274, 195242), (2009, 123812), (2132, 116669), (2381, 104468), (2548, 97621), (3731, 66668), (4018, 61906), (4762, 52234), (7462, 33334), (8036, 30953), (9524, 26117), (14924, 16667)]