918501948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{280373}}^1$

素因数の和:280403

約数の個数: 72

約数和(自身を含む): 2857571808

約数和(自身を除く): 1939069860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 280373, 560746, 841119, 1121492, 1682238, 1962611, 2523357, 3364476, 3644849, 3925222, 5046714, 5887833, 7289698, 7850444, 10093428, 10934547, 11775666, 14579396, 17663499, 21869094, 23551332, 25513943, 32803641, 35326998, 43738188, 51027886, 65607282, 70653996, 76541829, 102055772, 131214564, 153083658, 229625487, 306167316, 459250974, 918501948]

約数ペア:

[(1, 918501948), (2, 459250974), (3, 306167316), (4, 229625487), (6, 153083658), (7, 131214564), (9, 102055772), (12, 76541829), (13, 70653996), (14, 65607282), (18, 51027886), (21, 43738188), (26, 35326998), (28, 32803641), (36, 25513943), (39, 23551332), (42, 21869094), (52, 17663499), (63, 14579396), (78, 11775666), (84, 10934547), (91, 10093428), (117, 7850444), (126, 7289698), (156, 5887833), (182, 5046714), (234, 3925222), (252, 3644849), (273, 3364476), (364, 2523357), (468, 1962611), (546, 1682238), (819, 1121492), (1092, 841119), (1638, 560746), (3276, 280373)]