172654170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{442703}}^1$

素因数の和:442726

約数の個数: 32

約数和(自身を含む): 446245632

約数和(自身を除く): 273591462

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 442703, 885406, 1328109, 2213515, 2656218, 4427030, 5755139, 6640545, 11510278, 13281090, 17265417, 28775695, 34530834, 57551390, 86327085, 172654170]

約数ペア:

[(1, 172654170), (2, 86327085), (3, 57551390), (5, 34530834), (6, 28775695), (10, 17265417), (13, 13281090), (15, 11510278), (26, 6640545), (30, 5755139), (39, 4427030), (65, 2656218), (78, 2213515), (130, 1328109), (195, 885406), (390, 442703)]