27557505

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 50843520

約数和(自身を除く): 23286015

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 167, 171, 193, 285, 501, 579, 835, 855, 965, 1503, 1737, 2505, 2895, 3173, 3667, 7515, 8685, 9519, 11001, 15865, 18335, 28557, 32231, 33003, 47595, 55005, 96693, 142785, 161155, 165015, 290079, 483465, 612389, 1450395, 1837167, 3061945, 5511501, 9185835, 27557505]

約数ペア:

[(1, 27557505), (3, 9185835), (5, 5511501), (9, 3061945), (15, 1837167), (19, 1450395), (45, 612389), (57, 483465), (95, 290079), (167, 165015), (171, 161155), (193, 142785), (285, 96693), (501, 55005), (579, 47595), (835, 33003), (855, 32231), (965, 28557), (1503, 18335), (1737, 15865), (2505, 11001), (2895, 9519), (3173, 8685), (3667, 7515)]