997176705

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{5279}}^1$

素因数の和:5558

約数の個数: 48

約数和(自身を含む): 1863544320

約数和(自身を除く): 866367615

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 257, 735, 771, 1285, 1799, 3855, 5279, 5397, 8995, 12593, 15837, 26395, 26985, 36953, 37779, 62965, 79185, 110859, 184765, 188895, 258671, 554295, 776013, 1293355, 1356703, 3880065, 4070109, 6783515, 9496921, 20350545, 28490763, 47484605, 66478447, 142453815, 199435341, 332392235, 997176705]

約数ペア:

[(1, 997176705), (3, 332392235), (5, 199435341), (7, 142453815), (15, 66478447), (21, 47484605), (35, 28490763), (49, 20350545), (105, 9496921), (147, 6783515), (245, 4070109), (257, 3880065), (735, 1356703), (771, 1293355), (1285, 776013), (1799, 554295), (3855, 258671), (5279, 188895), (5397, 184765), (8995, 110859), (12593, 79185), (15837, 62965), (26395, 37779), (26985, 36953)]