478438974

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1447}}^1$

素因数の和:1631

約数の個数: 80

約数和(自身を含む): 1162680288

約数和(自身を除く): 684241314

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 157, 162, 234, 314, 351, 471, 702, 942, 1053, 1413, 1447, 2041, 2106, 2826, 2894, 4082, 4239, 4341, 6123, 8478, 8682, 12246, 12717, 13023, 18369, 18811, 25434, 26046, 36738, 37622, 39069, 55107, 56433, 78138, 110214, 112866, 117207, 165321, 169299, 227179, 234414, 330642, 338598, 454358, 507897, 681537, 1015794, 1363074, 1523691, 2044611, 2953327, 3047382, 4089222, 5906654, 6133833, 8859981, 12267666, 17719962, 18401499, 26579943, 36802998, 53159886, 79739829, 159479658, 239219487, 478438974]

約数ペア:

[(1, 478438974), (2, 239219487), (3, 159479658), (6, 79739829), (9, 53159886), (13, 36802998), (18, 26579943), (26, 18401499), (27, 17719962), (39, 12267666), (54, 8859981), (78, 6133833), (81, 5906654), (117, 4089222), (157, 3047382), (162, 2953327), (234, 2044611), (314, 1523691), (351, 1363074), (471, 1015794), (702, 681537), (942, 507897), (1053, 454358), (1413, 338598), (1447, 330642), (2041, 234414), (2106, 227179), (2826, 169299), (2894, 165321), (4082, 117207), (4239, 112866), (4341, 110214), (6123, 78138), (8478, 56433), (8682, 55107), (12246, 39069), (12717, 37622), (13023, 36738), (18369, 26046), (18811, 25434)]