726551388

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{2741}}^1$

素因数の和:2987

約数の個数: 72

約数和(自身を含む): 1896367200

約数和(自身を除く): 1169815812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 199, 222, 333, 398, 444, 597, 666, 796, 1194, 1332, 1791, 2388, 2741, 3582, 5482, 7164, 7363, 8223, 10964, 14726, 16446, 22089, 24669, 29452, 32892, 44178, 49338, 66267, 88356, 98676, 101417, 132534, 202834, 265068, 304251, 405668, 545459, 608502, 912753, 1090918, 1217004, 1636377, 1825506, 2181836, 3272754, 3651012, 4909131, 6545508, 9818262, 19636524, 20181983, 40363966, 60545949, 80727932, 121091898, 181637847, 242183796, 363275694, 726551388]

約数ペア:

[(1, 726551388), (2, 363275694), (3, 242183796), (4, 181637847), (6, 121091898), (9, 80727932), (12, 60545949), (18, 40363966), (36, 20181983), (37, 19636524), (74, 9818262), (111, 6545508), (148, 4909131), (199, 3651012), (222, 3272754), (333, 2181836), (398, 1825506), (444, 1636377), (597, 1217004), (666, 1090918), (796, 912753), (1194, 608502), (1332, 545459), (1791, 405668), (2388, 304251), (2741, 265068), (3582, 202834), (5482, 132534), (7164, 101417), (7363, 98676), (8223, 88356), (10964, 66267), (14726, 49338), (16446, 44178), (22089, 32892), (24669, 29452)]