68394015

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{479}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 125798400

約数和(自身を除く): 57404385

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 167, 171, 285, 479, 501, 835, 855, 1437, 1503, 2395, 2505, 3173, 4311, 7185, 7515, 9101, 9519, 15865, 21555, 27303, 28557, 45505, 47595, 79993, 81909, 136515, 142785, 239979, 399965, 409545, 719937, 1199895, 1519867, 3599685, 4559601, 7599335, 13678803, 22798005, 68394015]

約数ペア:

[(1, 68394015), (3, 22798005), (5, 13678803), (9, 7599335), (15, 4559601), (19, 3599685), (45, 1519867), (57, 1199895), (95, 719937), (167, 409545), (171, 399965), (285, 239979), (479, 142785), (501, 136515), (835, 81909), (855, 79993), (1437, 47595), (1503, 45505), (2395, 28557), (2505, 27303), (3173, 21555), (4311, 15865), (7185, 9519), (7515, 9101)]